ChangeSet 1.2231.1.150, 2005/03/28 19:58:10-08:00, [EMAIL PROTECTED]
[PATCH] kprobes: incorrect spin_unlock_irqrestore() call in
register_kprobe()
register_kprobe() routine was calling spin_unlock_irqrestore() wrongly.
This patch removes unwanted spin_unlock_irqrestore() call in
register_kprobe() routine.
Signed-off-by: Prasanna S Panchamukhi <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
kprobes.c | 5 +++--
1 files changed, 3 insertions(+), 2 deletions(-)
diff -Nru a/kernel/kprobes.c b/kernel/kprobes.c
--- a/kernel/kprobes.c 2005-03-28 21:39:28 -08:00
+++ b/kernel/kprobes.c 2005-03-28 21:39:28 -08:00
@@ -79,7 +79,7 @@
unsigned long flags = 0;
if ((ret = arch_prepare_kprobe(p)) != 0) {
- goto out;
+ goto rm_kprobe;
}
spin_lock_irqsave(&kprobe_lock, flags);
INIT_HLIST_NODE(&p->hlist);
@@ -96,8 +96,9 @@
*p->addr = BREAKPOINT_INSTRUCTION;
flush_icache_range((unsigned long) p->addr,
(unsigned long) p->addr + sizeof(kprobe_opcode_t));
- out:
+out:
spin_unlock_irqrestore(&kprobe_lock, flags);
+rm_kprobe:
if (ret == -EEXIST)
arch_remove_kprobe(p);
return ret;
-
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