[MIPS] Fix oprofile module unloading
authorRalf Baechle <ralf@linux-mips.org>
Mon, 24 Apr 2006 09:48:54 +0000 (10:48 +0100)
committerRalf Baechle <ralf@linux-mips.org>
Thu, 27 Apr 2006 14:13:49 +0000 (15:13 +0100)
When unloading oprofile module with timer-mode, oprofile_arch_exit
dereferences a NULL pointer.

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
arch/mips/oprofile/common.c

index 935dd851f480c0065c37d4275c71f40b663aab5b..49ef8fd338d62984d1f97066286b03e9b6c17df1 100644 (file)
@@ -114,5 +114,6 @@ int __init oprofile_arch_init(struct oprofile_operations *ops)
 
 void oprofile_arch_exit(void)
 {
-       model->exit();
+       if (model)
+               model->exit();
 }