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1da177e4 | 1 | /* |
a53c8fab | 2 | * Kernel module help for s390. |
1da177e4 LT |
3 | * |
4 | * S390 version | |
a53c8fab | 5 | * Copyright IBM Corp. 2002, 2003 |
1da177e4 LT |
6 | * Author(s): Arnd Bergmann (arndb@de.ibm.com) |
7 | * Martin Schwidefsky (schwidefsky@de.ibm.com) | |
8 | * | |
9 | * based on i386 version | |
10 | * Copyright (C) 2001 Rusty Russell. | |
11 | * | |
12 | * This program is free software; you can redistribute it and/or modify | |
13 | * it under the terms of the GNU General Public License as published by | |
14 | * the Free Software Foundation; either version 2 of the License, or | |
15 | * (at your option) any later version. | |
16 | * | |
17 | * This program is distributed in the hope that it will be useful, | |
18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
20 | * GNU General Public License for more details. | |
21 | * | |
22 | * You should have received a copy of the GNU General Public License | |
23 | * along with this program; if not, write to the Free Software | |
24 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
25 | */ | |
26 | #include <linux/module.h> | |
27 | #include <linux/elf.h> | |
28 | #include <linux/vmalloc.h> | |
29 | #include <linux/fs.h> | |
30 | #include <linux/string.h> | |
31 | #include <linux/kernel.h> | |
2b67fc46 | 32 | #include <linux/moduleloader.h> |
c0007f1a | 33 | #include <linux/bug.h> |
1da177e4 LT |
34 | |
35 | #if 0 | |
36 | #define DEBUGP printk | |
37 | #else | |
38 | #define DEBUGP(fmt , ...) | |
39 | #endif | |
40 | ||
347a8dc3 | 41 | #ifndef CONFIG_64BIT |
1da177e4 | 42 | #define PLT_ENTRY_SIZE 12 |
347a8dc3 | 43 | #else /* CONFIG_64BIT */ |
1da177e4 | 44 | #define PLT_ENTRY_SIZE 20 |
347a8dc3 | 45 | #endif /* CONFIG_64BIT */ |
1da177e4 | 46 | |
c972cc60 HC |
47 | #ifdef CONFIG_64BIT |
48 | void *module_alloc(unsigned long size) | |
49 | { | |
50 | if (PAGE_ALIGN(size) > MODULES_LEN) | |
51 | return NULL; | |
52 | return __vmalloc_node_range(size, 1, MODULES_VADDR, MODULES_END, | |
cb9e3c29 | 53 | GFP_KERNEL, PAGE_KERNEL, 0, NUMA_NO_NODE, |
c972cc60 HC |
54 | __builtin_return_address(0)); |
55 | } | |
56 | #endif | |
57 | ||
d453cded | 58 | void module_arch_freeing_init(struct module *mod) |
1da177e4 | 59 | { |
d453cded RR |
60 | vfree(mod->arch.syminfo); |
61 | mod->arch.syminfo = NULL; | |
1da177e4 LT |
62 | } |
63 | ||
083e14c0 | 64 | static void check_rela(Elf_Rela *rela, struct module *me) |
1da177e4 LT |
65 | { |
66 | struct mod_arch_syminfo *info; | |
67 | ||
68 | info = me->arch.syminfo + ELF_R_SYM (rela->r_info); | |
69 | switch (ELF_R_TYPE (rela->r_info)) { | |
70 | case R_390_GOT12: /* 12 bit GOT offset. */ | |
71 | case R_390_GOT16: /* 16 bit GOT offset. */ | |
72 | case R_390_GOT20: /* 20 bit GOT offset. */ | |
73 | case R_390_GOT32: /* 32 bit GOT offset. */ | |
74 | case R_390_GOT64: /* 64 bit GOT offset. */ | |
75 | case R_390_GOTENT: /* 32 bit PC rel. to GOT entry shifted by 1. */ | |
76 | case R_390_GOTPLT12: /* 12 bit offset to jump slot. */ | |
77 | case R_390_GOTPLT16: /* 16 bit offset to jump slot. */ | |
78 | case R_390_GOTPLT20: /* 20 bit offset to jump slot. */ | |
79 | case R_390_GOTPLT32: /* 32 bit offset to jump slot. */ | |
80 | case R_390_GOTPLT64: /* 64 bit offset to jump slot. */ | |
81 | case R_390_GOTPLTENT: /* 32 bit rel. offset to jump slot >> 1. */ | |
82 | if (info->got_offset == -1UL) { | |
83 | info->got_offset = me->arch.got_size; | |
84 | me->arch.got_size += sizeof(void*); | |
85 | } | |
86 | break; | |
87 | case R_390_PLT16DBL: /* 16 bit PC rel. PLT shifted by 1. */ | |
88 | case R_390_PLT32DBL: /* 32 bit PC rel. PLT shifted by 1. */ | |
89 | case R_390_PLT32: /* 32 bit PC relative PLT address. */ | |
90 | case R_390_PLT64: /* 64 bit PC relative PLT address. */ | |
91 | case R_390_PLTOFF16: /* 16 bit offset from GOT to PLT. */ | |
92 | case R_390_PLTOFF32: /* 32 bit offset from GOT to PLT. */ | |
93 | case R_390_PLTOFF64: /* 16 bit offset from GOT to PLT. */ | |
94 | if (info->plt_offset == -1UL) { | |
95 | info->plt_offset = me->arch.plt_size; | |
96 | me->arch.plt_size += PLT_ENTRY_SIZE; | |
97 | } | |
98 | break; | |
99 | case R_390_COPY: | |
100 | case R_390_GLOB_DAT: | |
101 | case R_390_JMP_SLOT: | |
102 | case R_390_RELATIVE: | |
103 | /* Only needed if we want to support loading of | |
104 | modules linked with -shared. */ | |
105 | break; | |
106 | } | |
107 | } | |
108 | ||
109 | /* | |
110 | * Account for GOT and PLT relocations. We can't add sections for | |
111 | * got and plt but we can increase the core module size. | |
112 | */ | |
083e14c0 MS |
113 | int module_frob_arch_sections(Elf_Ehdr *hdr, Elf_Shdr *sechdrs, |
114 | char *secstrings, struct module *me) | |
1da177e4 LT |
115 | { |
116 | Elf_Shdr *symtab; | |
117 | Elf_Sym *symbols; | |
118 | Elf_Rela *rela; | |
119 | char *strings; | |
120 | int nrela, i, j; | |
121 | ||
122 | /* Find symbol table and string table. */ | |
d2c993d8 | 123 | symtab = NULL; |
1da177e4 LT |
124 | for (i = 0; i < hdr->e_shnum; i++) |
125 | switch (sechdrs[i].sh_type) { | |
126 | case SHT_SYMTAB: | |
127 | symtab = sechdrs + i; | |
128 | break; | |
129 | } | |
130 | if (!symtab) { | |
131 | printk(KERN_ERR "module %s: no symbol table\n", me->name); | |
132 | return -ENOEXEC; | |
133 | } | |
134 | ||
135 | /* Allocate one syminfo structure per symbol. */ | |
136 | me->arch.nsyms = symtab->sh_size / sizeof(Elf_Sym); | |
137 | me->arch.syminfo = vmalloc(me->arch.nsyms * | |
138 | sizeof(struct mod_arch_syminfo)); | |
139 | if (!me->arch.syminfo) | |
140 | return -ENOMEM; | |
141 | symbols = (void *) hdr + symtab->sh_offset; | |
142 | strings = (void *) hdr + sechdrs[symtab->sh_link].sh_offset; | |
143 | for (i = 0; i < me->arch.nsyms; i++) { | |
144 | if (symbols[i].st_shndx == SHN_UNDEF && | |
145 | strcmp(strings + symbols[i].st_name, | |
146 | "_GLOBAL_OFFSET_TABLE_") == 0) | |
147 | /* "Define" it as absolute. */ | |
148 | symbols[i].st_shndx = SHN_ABS; | |
149 | me->arch.syminfo[i].got_offset = -1UL; | |
150 | me->arch.syminfo[i].plt_offset = -1UL; | |
151 | me->arch.syminfo[i].got_initialized = 0; | |
152 | me->arch.syminfo[i].plt_initialized = 0; | |
153 | } | |
154 | ||
155 | /* Search for got/plt relocations. */ | |
156 | me->arch.got_size = me->arch.plt_size = 0; | |
157 | for (i = 0; i < hdr->e_shnum; i++) { | |
158 | if (sechdrs[i].sh_type != SHT_RELA) | |
159 | continue; | |
160 | nrela = sechdrs[i].sh_size / sizeof(Elf_Rela); | |
161 | rela = (void *) hdr + sechdrs[i].sh_offset; | |
162 | for (j = 0; j < nrela; j++) | |
163 | check_rela(rela + j, me); | |
164 | } | |
165 | ||
166 | /* Increase core size by size of got & plt and set start | |
167 | offsets for got and plt. */ | |
168 | me->core_size = ALIGN(me->core_size, 4); | |
169 | me->arch.got_offset = me->core_size; | |
170 | me->core_size += me->arch.got_size; | |
171 | me->arch.plt_offset = me->core_size; | |
172 | me->core_size += me->arch.plt_size; | |
173 | return 0; | |
174 | } | |
175 | ||
083e14c0 MS |
176 | static int apply_rela_bits(Elf_Addr loc, Elf_Addr val, |
177 | int sign, int bits, int shift) | |
178 | { | |
179 | unsigned long umax; | |
180 | long min, max; | |
181 | ||
182 | if (val & ((1UL << shift) - 1)) | |
183 | return -ENOEXEC; | |
184 | if (sign) { | |
185 | val = (Elf_Addr)(((long) val) >> shift); | |
186 | min = -(1L << (bits - 1)); | |
187 | max = (1L << (bits - 1)) - 1; | |
188 | if ((long) val < min || (long) val > max) | |
189 | return -ENOEXEC; | |
190 | } else { | |
191 | val >>= shift; | |
192 | umax = ((1UL << (bits - 1)) << 1) - 1; | |
193 | if ((unsigned long) val > umax) | |
194 | return -ENOEXEC; | |
195 | } | |
196 | ||
197 | if (bits == 8) | |
198 | *(unsigned char *) loc = val; | |
199 | else if (bits == 12) | |
200 | *(unsigned short *) loc = (val & 0xfff) | | |
201 | (*(unsigned short *) loc & 0xf000); | |
202 | else if (bits == 16) | |
203 | *(unsigned short *) loc = val; | |
204 | else if (bits == 20) | |
205 | *(unsigned int *) loc = (val & 0xfff) << 16 | | |
206 | (val & 0xff000) >> 4 | | |
207 | (*(unsigned int *) loc & 0xf00000ff); | |
208 | else if (bits == 32) | |
209 | *(unsigned int *) loc = val; | |
210 | else if (bits == 64) | |
211 | *(unsigned long *) loc = val; | |
212 | return 0; | |
213 | } | |
214 | ||
215 | static int apply_rela(Elf_Rela *rela, Elf_Addr base, Elf_Sym *symtab, | |
216 | const char *strtab, struct module *me) | |
1da177e4 LT |
217 | { |
218 | struct mod_arch_syminfo *info; | |
219 | Elf_Addr loc, val; | |
220 | int r_type, r_sym; | |
72a6b43e | 221 | int rc = -ENOEXEC; |
1da177e4 LT |
222 | |
223 | /* This is where to make the change */ | |
224 | loc = base + rela->r_offset; | |
225 | /* This is the symbol it is referring to. Note that all | |
226 | undefined symbols have been resolved. */ | |
227 | r_sym = ELF_R_SYM(rela->r_info); | |
228 | r_type = ELF_R_TYPE(rela->r_info); | |
229 | info = me->arch.syminfo + r_sym; | |
230 | val = symtab[r_sym].st_value; | |
231 | ||
232 | switch (r_type) { | |
e80cfc31 HB |
233 | case R_390_NONE: /* No relocation. */ |
234 | rc = 0; | |
235 | break; | |
1da177e4 LT |
236 | case R_390_8: /* Direct 8 bit. */ |
237 | case R_390_12: /* Direct 12 bit. */ | |
238 | case R_390_16: /* Direct 16 bit. */ | |
239 | case R_390_20: /* Direct 20 bit. */ | |
240 | case R_390_32: /* Direct 32 bit. */ | |
241 | case R_390_64: /* Direct 64 bit. */ | |
242 | val += rela->r_addend; | |
243 | if (r_type == R_390_8) | |
083e14c0 | 244 | rc = apply_rela_bits(loc, val, 0, 8, 0); |
1da177e4 | 245 | else if (r_type == R_390_12) |
083e14c0 | 246 | rc = apply_rela_bits(loc, val, 0, 12, 0); |
1da177e4 | 247 | else if (r_type == R_390_16) |
083e14c0 | 248 | rc = apply_rela_bits(loc, val, 0, 16, 0); |
1da177e4 | 249 | else if (r_type == R_390_20) |
083e14c0 | 250 | rc = apply_rela_bits(loc, val, 1, 20, 0); |
1da177e4 | 251 | else if (r_type == R_390_32) |
083e14c0 | 252 | rc = apply_rela_bits(loc, val, 0, 32, 0); |
1da177e4 | 253 | else if (r_type == R_390_64) |
083e14c0 | 254 | rc = apply_rela_bits(loc, val, 0, 64, 0); |
1da177e4 LT |
255 | break; |
256 | case R_390_PC16: /* PC relative 16 bit. */ | |
257 | case R_390_PC16DBL: /* PC relative 16 bit shifted by 1. */ | |
258 | case R_390_PC32DBL: /* PC relative 32 bit shifted by 1. */ | |
259 | case R_390_PC32: /* PC relative 32 bit. */ | |
260 | case R_390_PC64: /* PC relative 64 bit. */ | |
261 | val += rela->r_addend - loc; | |
262 | if (r_type == R_390_PC16) | |
083e14c0 | 263 | rc = apply_rela_bits(loc, val, 1, 16, 0); |
1da177e4 | 264 | else if (r_type == R_390_PC16DBL) |
083e14c0 | 265 | rc = apply_rela_bits(loc, val, 1, 16, 1); |
1da177e4 | 266 | else if (r_type == R_390_PC32DBL) |
083e14c0 | 267 | rc = apply_rela_bits(loc, val, 1, 32, 1); |
1da177e4 | 268 | else if (r_type == R_390_PC32) |
083e14c0 | 269 | rc = apply_rela_bits(loc, val, 1, 32, 0); |
1da177e4 | 270 | else if (r_type == R_390_PC64) |
083e14c0 | 271 | rc = apply_rela_bits(loc, val, 1, 64, 0); |
1da177e4 LT |
272 | break; |
273 | case R_390_GOT12: /* 12 bit GOT offset. */ | |
274 | case R_390_GOT16: /* 16 bit GOT offset. */ | |
275 | case R_390_GOT20: /* 20 bit GOT offset. */ | |
276 | case R_390_GOT32: /* 32 bit GOT offset. */ | |
277 | case R_390_GOT64: /* 64 bit GOT offset. */ | |
278 | case R_390_GOTENT: /* 32 bit PC rel. to GOT entry shifted by 1. */ | |
279 | case R_390_GOTPLT12: /* 12 bit offset to jump slot. */ | |
280 | case R_390_GOTPLT20: /* 20 bit offset to jump slot. */ | |
281 | case R_390_GOTPLT16: /* 16 bit offset to jump slot. */ | |
282 | case R_390_GOTPLT32: /* 32 bit offset to jump slot. */ | |
283 | case R_390_GOTPLT64: /* 64 bit offset to jump slot. */ | |
284 | case R_390_GOTPLTENT: /* 32 bit rel. offset to jump slot >> 1. */ | |
285 | if (info->got_initialized == 0) { | |
286 | Elf_Addr *gotent; | |
287 | ||
288 | gotent = me->module_core + me->arch.got_offset + | |
289 | info->got_offset; | |
290 | *gotent = val; | |
291 | info->got_initialized = 1; | |
292 | } | |
293 | val = info->got_offset + rela->r_addend; | |
294 | if (r_type == R_390_GOT12 || | |
295 | r_type == R_390_GOTPLT12) | |
083e14c0 | 296 | rc = apply_rela_bits(loc, val, 0, 12, 0); |
1da177e4 LT |
297 | else if (r_type == R_390_GOT16 || |
298 | r_type == R_390_GOTPLT16) | |
083e14c0 | 299 | rc = apply_rela_bits(loc, val, 0, 16, 0); |
1da177e4 LT |
300 | else if (r_type == R_390_GOT20 || |
301 | r_type == R_390_GOTPLT20) | |
083e14c0 | 302 | rc = apply_rela_bits(loc, val, 1, 20, 0); |
1da177e4 LT |
303 | else if (r_type == R_390_GOT32 || |
304 | r_type == R_390_GOTPLT32) | |
083e14c0 | 305 | rc = apply_rela_bits(loc, val, 0, 32, 0); |
1da177e4 LT |
306 | else if (r_type == R_390_GOT64 || |
307 | r_type == R_390_GOTPLT64) | |
083e14c0 MS |
308 | rc = apply_rela_bits(loc, val, 0, 64, 0); |
309 | else if (r_type == R_390_GOTENT || | |
310 | r_type == R_390_GOTPLTENT) { | |
311 | val += (Elf_Addr) me->module_core - loc; | |
312 | rc = apply_rela_bits(loc, val, 1, 32, 1); | |
313 | } | |
1da177e4 LT |
314 | break; |
315 | case R_390_PLT16DBL: /* 16 bit PC rel. PLT shifted by 1. */ | |
316 | case R_390_PLT32DBL: /* 32 bit PC rel. PLT shifted by 1. */ | |
317 | case R_390_PLT32: /* 32 bit PC relative PLT address. */ | |
318 | case R_390_PLT64: /* 64 bit PC relative PLT address. */ | |
319 | case R_390_PLTOFF16: /* 16 bit offset from GOT to PLT. */ | |
320 | case R_390_PLTOFF32: /* 32 bit offset from GOT to PLT. */ | |
321 | case R_390_PLTOFF64: /* 16 bit offset from GOT to PLT. */ | |
322 | if (info->plt_initialized == 0) { | |
323 | unsigned int *ip; | |
324 | ip = me->module_core + me->arch.plt_offset + | |
325 | info->plt_offset; | |
347a8dc3 | 326 | #ifndef CONFIG_64BIT |
1da177e4 LT |
327 | ip[0] = 0x0d105810; /* basr 1,0; l 1,6(1); br 1 */ |
328 | ip[1] = 0x100607f1; | |
329 | ip[2] = val; | |
347a8dc3 | 330 | #else /* CONFIG_64BIT */ |
1da177e4 LT |
331 | ip[0] = 0x0d10e310; /* basr 1,0; lg 1,10(1); br 1 */ |
332 | ip[1] = 0x100a0004; | |
333 | ip[2] = 0x07f10000; | |
334 | ip[3] = (unsigned int) (val >> 32); | |
335 | ip[4] = (unsigned int) val; | |
347a8dc3 | 336 | #endif /* CONFIG_64BIT */ |
1da177e4 LT |
337 | info->plt_initialized = 1; |
338 | } | |
339 | if (r_type == R_390_PLTOFF16 || | |
504665a9 MS |
340 | r_type == R_390_PLTOFF32 || |
341 | r_type == R_390_PLTOFF64) | |
1da177e4 LT |
342 | val = me->arch.plt_offset - me->arch.got_offset + |
343 | info->plt_offset + rela->r_addend; | |
504665a9 MS |
344 | else { |
345 | if (!((r_type == R_390_PLT16DBL && | |
346 | val - loc + 0xffffUL < 0x1ffffeUL) || | |
347 | (r_type == R_390_PLT32DBL && | |
348 | val - loc + 0xffffffffULL < 0x1fffffffeULL))) | |
349 | val = (Elf_Addr) me->module_core + | |
350 | me->arch.plt_offset + | |
351 | info->plt_offset; | |
352 | val += rela->r_addend - loc; | |
353 | } | |
1da177e4 | 354 | if (r_type == R_390_PLT16DBL) |
083e14c0 | 355 | rc = apply_rela_bits(loc, val, 1, 16, 1); |
1da177e4 | 356 | else if (r_type == R_390_PLTOFF16) |
083e14c0 | 357 | rc = apply_rela_bits(loc, val, 0, 16, 0); |
1da177e4 | 358 | else if (r_type == R_390_PLT32DBL) |
083e14c0 | 359 | rc = apply_rela_bits(loc, val, 1, 32, 1); |
1da177e4 LT |
360 | else if (r_type == R_390_PLT32 || |
361 | r_type == R_390_PLTOFF32) | |
083e14c0 | 362 | rc = apply_rela_bits(loc, val, 0, 32, 0); |
1da177e4 LT |
363 | else if (r_type == R_390_PLT64 || |
364 | r_type == R_390_PLTOFF64) | |
083e14c0 | 365 | rc = apply_rela_bits(loc, val, 0, 64, 0); |
1da177e4 LT |
366 | break; |
367 | case R_390_GOTOFF16: /* 16 bit offset to GOT. */ | |
368 | case R_390_GOTOFF32: /* 32 bit offset to GOT. */ | |
369 | case R_390_GOTOFF64: /* 64 bit offset to GOT. */ | |
370 | val = val + rela->r_addend - | |
371 | ((Elf_Addr) me->module_core + me->arch.got_offset); | |
372 | if (r_type == R_390_GOTOFF16) | |
083e14c0 | 373 | rc = apply_rela_bits(loc, val, 0, 16, 0); |
1da177e4 | 374 | else if (r_type == R_390_GOTOFF32) |
083e14c0 | 375 | rc = apply_rela_bits(loc, val, 0, 32, 0); |
1da177e4 | 376 | else if (r_type == R_390_GOTOFF64) |
083e14c0 | 377 | rc = apply_rela_bits(loc, val, 0, 64, 0); |
1da177e4 LT |
378 | break; |
379 | case R_390_GOTPC: /* 32 bit PC relative offset to GOT. */ | |
380 | case R_390_GOTPCDBL: /* 32 bit PC rel. off. to GOT shifted by 1. */ | |
381 | val = (Elf_Addr) me->module_core + me->arch.got_offset + | |
382 | rela->r_addend - loc; | |
383 | if (r_type == R_390_GOTPC) | |
083e14c0 | 384 | rc = apply_rela_bits(loc, val, 1, 32, 0); |
1da177e4 | 385 | else if (r_type == R_390_GOTPCDBL) |
083e14c0 | 386 | rc = apply_rela_bits(loc, val, 1, 32, 1); |
1da177e4 LT |
387 | break; |
388 | case R_390_COPY: | |
389 | case R_390_GLOB_DAT: /* Create GOT entry. */ | |
390 | case R_390_JMP_SLOT: /* Create PLT entry. */ | |
391 | case R_390_RELATIVE: /* Adjust by program base. */ | |
392 | /* Only needed if we want to support loading of | |
393 | modules linked with -shared. */ | |
083e14c0 | 394 | return -ENOEXEC; |
1da177e4 | 395 | default: |
083e14c0 | 396 | printk(KERN_ERR "module %s: unknown relocation: %u\n", |
1da177e4 LT |
397 | me->name, r_type); |
398 | return -ENOEXEC; | |
399 | } | |
083e14c0 MS |
400 | if (rc) { |
401 | printk(KERN_ERR "module %s: relocation error for symbol %s " | |
402 | "(r_type %i, value 0x%lx)\n", | |
403 | me->name, strtab + symtab[r_sym].st_name, | |
404 | r_type, (unsigned long) val); | |
405 | return rc; | |
406 | } | |
1da177e4 LT |
407 | return 0; |
408 | } | |
409 | ||
083e14c0 MS |
410 | int apply_relocate_add(Elf_Shdr *sechdrs, const char *strtab, |
411 | unsigned int symindex, unsigned int relsec, | |
412 | struct module *me) | |
1da177e4 LT |
413 | { |
414 | Elf_Addr base; | |
415 | Elf_Sym *symtab; | |
416 | Elf_Rela *rela; | |
417 | unsigned long i, n; | |
418 | int rc; | |
419 | ||
420 | DEBUGP("Applying relocate section %u to %u\n", | |
421 | relsec, sechdrs[relsec].sh_info); | |
422 | base = sechdrs[sechdrs[relsec].sh_info].sh_addr; | |
423 | symtab = (Elf_Sym *) sechdrs[symindex].sh_addr; | |
424 | rela = (Elf_Rela *) sechdrs[relsec].sh_addr; | |
425 | n = sechdrs[relsec].sh_size / sizeof(Elf_Rela); | |
426 | ||
427 | for (i = 0; i < n; i++, rela++) { | |
083e14c0 | 428 | rc = apply_rela(rela, base, symtab, strtab, me); |
1da177e4 LT |
429 | if (rc) |
430 | return rc; | |
431 | } | |
432 | return 0; | |
433 | } | |
434 | ||
435 | int module_finalize(const Elf_Ehdr *hdr, | |
436 | const Elf_Shdr *sechdrs, | |
437 | struct module *me) | |
438 | { | |
439 | vfree(me->arch.syminfo); | |
6a03f5f0 | 440 | me->arch.syminfo = NULL; |
5336377d | 441 | return 0; |
1da177e4 | 442 | } |