X-Git-Url: http://www.pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=arch%2Fia64%2Fkernel%2Fkprobes.c;h=f90be51b1123fe12199da46e019c5c20f0b2b371;hb=57c44c5f6fb0a8002feb258c1af58e1a744b1fcb;hp=0017b9de2ddfcd86c592e086de2b4aa05681a26d;hpb=5a9e67b1a19e08a82387709f325d26e07b891d27;p=linux-2.6-omap-h63xx.git

diff --git a/arch/ia64/kernel/kprobes.c b/arch/ia64/kernel/kprobes.c
index 0017b9de2dd..f90be51b112 100644
--- a/arch/ia64/kernel/kprobes.c
+++ b/arch/ia64/kernel/kprobes.c
@@ -670,9 +670,11 @@ void __kprobes arch_disarm_kprobe(struct kprobe *p)
 
 void __kprobes arch_remove_kprobe(struct kprobe *p)
 {
-	mutex_lock(&kprobe_mutex);
-	free_insn_slot(p->ainsn.insn, p->ainsn.inst_flag & INST_FLAG_BOOSTABLE);
-	mutex_unlock(&kprobe_mutex);
+	if (p->ainsn.insn) {
+		free_insn_slot(p->ainsn.insn,
+			       p->ainsn.inst_flag & INST_FLAG_BOOSTABLE);
+		p->ainsn.insn = NULL;
+	}
 }
 /*
  * We are resuming execution after a single step fault, so the pt_regs