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Subject[PATCH] powerpc: sstep: Mark variable `rc` as unused in function 'analyse_instr'
Date
Add gcc attribute unused for `rc` variable.

Fix warnings treated as errors with W=1:

arch/powerpc/lib/sstep.c:1172:31: error: variable 'rc' set but not used [-Werror=unused-but-set-variable]

Signed-off-by: Mathieu Malaterre <malat@debian.org>
---
arch/powerpc/lib/sstep.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/lib/sstep.c b/arch/powerpc/lib/sstep.c
index 3d33fb509ef4..32d092f62ae0 100644
--- a/arch/powerpc/lib/sstep.c
+++ b/arch/powerpc/lib/sstep.c
@@ -1169,7 +1169,7 @@ static nokprobe_inline int trap_compare(long v1, long v2)
int analyse_instr(struct instruction_op *op, const struct pt_regs *regs,
unsigned int instr)
{
- unsigned int opcode, ra, rb, rc, rd, spr, u;
+ unsigned int opcode, ra, rb, rc __maybe_unused, rd, spr, u;
unsigned long int imm;
unsigned long int val, val2;
unsigned int mb, me, sh;
--
2.20.1
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