From: Ralf Baechle Date: Tue, 29 Mar 2011 08:50:38 +0000 (+0200) Subject: MIPS: c-r4k: Fix GCC 4.6.0 build error X-Git-Tag: v5.15~25497^2~26 X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=71271aab8cbdeb9612761db3230fe8dadb9a01c3;p=mirror_ubuntu-kernels.git MIPS: c-r4k: Fix GCC 4.6.0 build error CC arch/mips/mm/c-r4k.o arch/mips/mm/c-r4k.c: In function 'probe_scache': arch/mips/mm/c-r4k.c:1078:6: error: variable 'tmp' set but not used [-Werror=unused-but-set-variable] cc1: all warnings being treated as errors Older GCC versions didn't warn about the unused variable tmp because it was getting initialized. Signed-off-by: Ralf Baechle --- diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c index b4923a75cb4b..71bddf8f7d25 100644 --- a/arch/mips/mm/c-r4k.c +++ b/arch/mips/mm/c-r4k.c @@ -1075,7 +1075,6 @@ static int __cpuinit probe_scache(void) unsigned long flags, addr, begin, end, pow2; unsigned int config = read_c0_config(); struct cpuinfo_mips *c = ¤t_cpu_data; - int tmp; if (config & CONF_SC) return 0; @@ -1108,7 +1107,6 @@ static int __cpuinit probe_scache(void) /* Now search for the wrap around point. */ pow2 = (128 * 1024); - tmp = 0; for (addr = begin + (128 * 1024); addr < end; addr = begin + pow2) { cache_op(Index_Load_Tag_SD, addr); __asm__ __volatile__("nop; nop; nop; nop;"); /* hazard... */