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authorGeert Uytterhoeven <geert@linux-m68k.org>2012-07-17 15:48:00 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-07-17 16:21:30 -0700
commita6b202979661eb32646048aeaad7be7b70c2cd22 (patch)
tree9de79d3813dca8f78f9ccdb8c800988ab0326056 /arch/m32r
parentf9717f3110c8d05ad65b9a91b698cc0612fd77af (diff)
downloadop-kernel-dev-a6b202979661eb32646048aeaad7be7b70c2cd22.zip
op-kernel-dev-a6b202979661eb32646048aeaad7be7b70c2cd22.tar.gz
m32r: fix 'fix breakage from "m32r: use generic ptrace_resume code"' fallout
Commit acdc0d5ef9dd ('m32r: fix breakage from "m32r: use generic ptrace_resume code"') tried to fix a problem in commit e34112e3966fc ("m32r: use generic ptrace_resume code") by returning values in a function returning void, causing: arch/m32r/kernel/ptrace.c: In function 'user_enable_single_step': arch/m32r/kernel/ptrace.c:594:3: warning: 'return' with a value, in function returning void [enabled by default] arch/m32r/kernel/ptrace.c:598:3: warning: 'return' with a value, in function returning void [enabled by default] arch/m32r/kernel/ptrace.c:601:3: warning: 'return' with a value, in function returning void [enabled by default] arch/m32r/kernel/ptrace.c:604:2: warning: 'return' with a value, in function returning void [enabled by default] Remove the unneeded return values. Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Christoph Hellwig <hch@lst.de> Cc: Hirokazu Takata <takata@linux-m32r.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/m32r')
-rw-r--r--arch/m32r/kernel/ptrace.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/arch/m32r/kernel/ptrace.c b/arch/m32r/kernel/ptrace.c
index 4c03361..51f5e9a 100644
--- a/arch/m32r/kernel/ptrace.c
+++ b/arch/m32r/kernel/ptrace.c
@@ -591,17 +591,16 @@ void user_enable_single_step(struct task_struct *child)
if (access_process_vm(child, pc&~3, &insn, sizeof(insn), 0)
!= sizeof(insn))
- return -EIO;
+ return;
compute_next_pc(insn, pc, &next_pc, child);
if (next_pc & 0x80000000)
- return -EIO;
+ return;
if (embed_debug_trap(child, next_pc))
- return -EIO;
+ return;
invalidate_cache();
- return 0;
}
void user_disable_single_step(struct task_struct *child)
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