Author: Markus Elfring <elfring@users.sourceforge.net> The snd_sf_free() function tests whether its argument is NULL and then returns immediately. Thus the test around the call is not needed. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring Signed-off-by: Takashi Iwai — sound/synth/emux/emux.c | 6 +—– 1 file changed, 1 insertion(+), 5 deletions(-) diff …