[PATCH] sound/core: remove useless NULL check before kfree

Tis patch try to remove useless NULL check before kfree

Signed-off-by: Bernard Zhao bernard@vivo.com --- sound/core/info_oss.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/sound/core/info_oss.c b/sound/core/info_oss.c index 1ba887c7954e..ebc714b2f46b 100644 --- a/sound/core/info_oss.c +++ b/sound/core/info_oss.c @@ -32,10 +32,8 @@ int snd_oss_info_register(int dev, int num, char *string) mutex_lock(&strings); if (string == NULL) { x = snd_sndstat_strings[num][dev]; - if (x) { - kfree(x); - x = NULL; - } + kfree(x); + x = NULL; } else { x = kstrdup(string, GFP_KERNEL); if (x == NULL) {