[PATCH 09/17] s390/debug: Return directly if a null pointer was passed to debug_unregister()
From: SF Markus Elfring <hidden>
Date: 2016-09-03 12:25:13
Also in:
linux-s390, lkml
Subsystem:
s390 architecture, the rest · Maintainers:
Heiko Carstens, Vasily Gorbik, Alexander Gordeev, Linus Torvalds
From: Markus Elfring <redacted> Date: Thu, 1 Sep 2016 19:34:45 +0200 Return directly at the beginning if a null pointer was passed for the input parameter of this function. Signed-off-by: Markus Elfring <redacted> --- arch/s390/kernel/debug.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/arch/s390/kernel/debug.c b/arch/s390/kernel/debug.c
index c4a4641..d137150 100644
--- a/arch/s390/kernel/debug.c
+++ b/arch/s390/kernel/debug.c@@ -736,13 +736,10 @@ void debug_unregister(debug_info_t * id) { if (!id) - goto out; + return; mutex_lock(&debug_mutex); debug_info_put(id); mutex_unlock(&debug_mutex); - -out: - return; } EXPORT_SYMBOL(debug_unregister);
--
2.9.3