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authorSebastian Andrzej Siewior <bigeasy@linutronix.de>2012-08-07 18:12:30 +0200
committerOleg Nesterov <oleg@redhat.com>2012-08-28 18:21:16 +0200
commit8bd874456e2ec49b9e64372ddc89a6f88901d184 (patch)
treefe918f684d04e88c7ba55c5ba56ee4ce7f3c7b74 /kernel/events
parent61e1d394984110e2e76f25572d5b1b5d48796751 (diff)
uprobes: Remove check for uprobe variable in handle_swbp()
by the time we get here (after we pass cleanup_ret) uprobe is always is set. If it is NULL we leave very early in the code. Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Diffstat (limited to 'kernel/events')
-rw-r--r--kernel/events/uprobes.c16
1 files changed, 7 insertions, 9 deletions
diff --git a/kernel/events/uprobes.c b/kernel/events/uprobes.c
index 7cff24c60dd7..0cefde276641 100644
--- a/kernel/events/uprobes.c
+++ b/kernel/events/uprobes.c
@@ -1516,17 +1516,15 @@ cleanup_ret:
utask->active_uprobe = NULL;
utask->state = UTASK_RUNNING;
}
- if (uprobe) {
- if (!(uprobe->flags & UPROBE_SKIP_SSTEP))
+ if (!(uprobe->flags & UPROBE_SKIP_SSTEP))
- /*
- * cannot singlestep; cannot skip instruction;
- * re-execute the instruction.
- */
- instruction_pointer_set(regs, bp_vaddr);
+ /*
+ * cannot singlestep; cannot skip instruction;
+ * re-execute the instruction.
+ */
+ instruction_pointer_set(regs, bp_vaddr);
- put_uprobe(uprobe);
- }
+ put_uprobe(uprobe);
}
/*