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authorThomas Gleixner <tglx@linutronix.de>2010-10-12 16:41:22 +0200
committerThomas Gleixner <tglx@linutronix.de>2010-10-12 16:41:26 +0200
commit7c5f13519a67aa7ba3a99155f128d4bdef87d087 (patch)
treee4d0537092930a53a85932de83a7861990c58607 /arch/m32r/kernel/ptrace.c
parent5e62feabcc3e4127a084701ec54ffe891985b7e8 (diff)
parent021989622810b02aab4b24f91e1f5ada2b654579 (diff)
Merge branch 'x86/urgent' of into irq/sparseirq
Reason: Pull in the latest io_apic bugfixes Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/m32r/kernel/ptrace.c')
-rw-r--r--arch/m32r/kernel/ptrace.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/m32r/kernel/ptrace.c b/arch/m32r/kernel/ptrace.c
index e555091eb97..0021ade4cba 100644
--- a/arch/m32r/kernel/ptrace.c
+++ b/arch/m32r/kernel/ptrace.c
@@ -592,16 +592,17 @@ void user_enable_single_step(struct task_struct *child)
if (access_process_vm(child, pc&~3, &insn, sizeof(insn), 0)
!= sizeof(insn))
- break;
+ return -EIO;
compute_next_pc(insn, pc, &next_pc, child);
if (next_pc & 0x80000000)
- break;
+ return -EIO;
if (embed_debug_trap(child, next_pc))
- break;
+ return -EIO;
invalidate_cache();
+ return 0;
}
void user_disable_single_step(struct task_struct *child)