Author: Markus Elfring <elfring@users.sourceforge.net> The release_and_free_resource() 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/pci/echoaudio/echoaudio.c | 3 +– 1 file changed, 1 insertion(+), 2 deletions(-) diff …