ALSA: emux: Adjust one function call together with a variable assignment
The script "checkpatch.pl" pointed information out like the following.
ERROR: do not use assignment in if condition
Thus fix the affected source code place.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/synth/emux/emux_seq.c b/sound/synth/emux/emux_seq.c
index 55579f6..53820f7 100644
--- a/sound/synth/emux/emux_seq.c
+++ b/sound/synth/emux/emux_seq.c
@@ -144,7 +144,8 @@ snd_emux_create_port(struct snd_emux *emu, char *name,
int i, type, cap;
/* Allocate structures for this channel */
- if ((p = kzalloc(sizeof(*p), GFP_KERNEL)) == NULL) {
+ p = kzalloc(sizeof(*p), GFP_KERNEL);
+ if (!p) {
snd_printk(KERN_ERR "no memory\n");
return NULL;
}