contrib/elf2dmp: Use lduw_le_p() to read PDB

The relevant value may be unaligned and is little-endian.

Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Tested-by: Viktor Prutyanov <viktor.prutyanov@phystech.edu>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-id: 20240307-elf2dmp-v4-13-4f324ad4d99d@daynix.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

diff --git a/contrib/elf2dmp/pdb.c b/contrib/elf2dmp/pdb.c
index 1c5051425185615575ab9adad2546703c9b742c4..492aca4434c8edd9c8c7f721836cc6c3edee827d 100644 (file)
--- a/contrib/elf2dmp/pdb.c
+++ b/contrib/elf2dmp/pdb.c
@@ -19,6 +19,7 @@
  */
 
 #include "qemu/osdep.h"
+#include "qemu/bswap.h"
 
 #include "pdb.h"
 #include "err.h"
@@ -186,7 +187,7 @@ static bool pdb_init_symbols(struct pdb_reader *r)
 
     r->symbols = symbols;
 
-    r->segments = *(uint16_t *)((const char *)symbols + sizeof(PDB_SYMBOLS) +
+    r->segments = lduw_le_p((const char *)symbols + sizeof(PDB_SYMBOLS) +
             symbols->module_size + symbols->offset_size +
             symbols->hash_size + symbols->srcmodule_size +
             symbols->pdbimport_size + symbols->unknown2_size +