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authorIngo Molnar <mingo@elte.hu>2011-05-04 20:33:42 +0200
committerIngo Molnar <mingo@elte.hu>2011-05-04 20:33:42 +0200
commit98bb318864ed10ae374573f1382147f113642059 (patch)
treec1b45f1c6bedadfec2040446f5509257a7b12be2 /arch/powerpc
parent5933f2ae353a93b1d3b501bc63c925531849bbc7 (diff)
parente0ac8457d020c0289ea566917267da9e5e6d9865 (diff)
downloadop-kernel-dev-98bb318864ed10ae374573f1382147f113642059.zip
op-kernel-dev-98bb318864ed10ae374573f1382147f113642059.tar.gz
Merge branch 'perf/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/frederic/random-tracing into perf/urgent
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/kernel/ptrace.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/ptrace.c b/arch/powerpc/kernel/ptrace.c
index 55613e3..4edeeb3 100644
--- a/arch/powerpc/kernel/ptrace.c
+++ b/arch/powerpc/kernel/ptrace.c
@@ -1591,7 +1591,10 @@ long arch_ptrace(struct task_struct *child, long request,
}
case PTRACE_SET_DEBUGREG:
+ if (ptrace_get_breakpoints(child) < 0)
+ return -ESRCH;
ret = ptrace_set_debugreg(child, addr, data);
+ ptrace_put_breakpoints(child);
break;
#ifdef CONFIG_PPC64
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