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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-10-04 22:23:26 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-10-04 22:23:30 +0100 |
| commit | a9fda02bfc91a281cd812ae15dabe6bfb9574f90 (patch) | |
| tree | d7be703f341870f15f87a59a63976f650078b4d6 /arch/m32r/kernel/ptrace.c | |
| parent | aa3090005d27f3c7fba915ccea36b97b669fa3ab (diff) | |
| parent | ec706dab290c486837d4a825870ab052bf200279 (diff) | |
Merge branch 'for_rmk' of git://git.linaro.org/kernel/linux-linaro-next into devel-stable
Diffstat (limited to 'arch/m32r/kernel/ptrace.c')
| -rw-r--r-- | arch/m32r/kernel/ptrace.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/m32r/kernel/ptrace.c b/arch/m32r/kernel/ptrace.c index e555091eb97c..0021ade4cba8 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) |