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authorTomi Valkeinen <tomi.valkeinen@ti.com>2012-09-03 09:26:33 +0300
committerTomi Valkeinen <tomi.valkeinen@ti.com>2012-09-03 09:26:33 +0300
commitc50e86ce7c2961a41f2f7aa6e4fd6c99229ba205 (patch)
tree4ea36009719bd8fc523239fe1bdccb90f0dce3ae /arch/powerpc/kernel/hw_breakpoint.c
parent14d33d384693eb6083396199de516fdef320f7af (diff)
parent4cbe5a555fa58a79b6ecbb6c531b8bab0650778d (diff)
Merge tag 'v3.6-rc4'
Merge 3.6-rc4 to get latest OMAP and device tree fixes.
Diffstat (limited to 'arch/powerpc/kernel/hw_breakpoint.c')
-rw-r--r--arch/powerpc/kernel/hw_breakpoint.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/hw_breakpoint.c b/arch/powerpc/kernel/hw_breakpoint.c
index 2bc0584be81..956a4c496de 100644
--- a/arch/powerpc/kernel/hw_breakpoint.c
+++ b/arch/powerpc/kernel/hw_breakpoint.c
@@ -111,7 +111,7 @@ void arch_unregister_hw_breakpoint(struct perf_event *bp)
* and the single_step_dabr_instruction(), then cleanup the breakpoint
* restoration variables to prevent dangling pointers.
*/
- if (bp->ctx->task)
+ if (bp->ctx && bp->ctx->task)
bp->ctx->task->thread.last_hit_ubp = NULL;
}
@@ -253,7 +253,7 @@ int __kprobes hw_breakpoint_handler(struct die_args *args)
/* Do not emulate user-space instructions, instead single-step them */
if (user_mode(regs)) {
- bp->ctx->task->thread.last_hit_ubp = bp;
+ current->thread.last_hit_ubp = bp;
regs->msr |= MSR_SE;
goto out;
}