MIPS: c-r4k: Fix GCC 4.6.0 build error (71271aab) · Commits · 戴 / test

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 <ralf@linux-mips.org>

arch/mips/mm/c-r4k.c

+0 −2

Original line number	Diff line number	Diff line
		@@ -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 = &current_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... */

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