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| author | Jesper Juhl <juhl-lkml@dif.dk> | 2005-05-30 17:30:32 +0200 |
|---|---|---|
| committer | Jaroslav Kysela <perex@suse.cz> | 2005-06-22 12:27:43 +0200 |
| commit | 4d572776d4dfa2d5385a2ec3acec3cc059149e13 (patch) | |
| tree | b25ff1baa8d106561d9f07045bbfea6ac330c714 /sound/drivers | |
| parent | 6fd8b87f0e1e5de436ba020bd5806fe9ad738269 (diff) | |
| download | linux-4d572776d4dfa2d5385a2ec3acec3cc059149e13.tar.gz linux-4d572776d4dfa2d5385a2ec3acec3cc059149e13.tar.bz2 linux-4d572776d4dfa2d5385a2ec3acec3cc059149e13.zip | |
[ALSA] Remove redundant NULL checks before kfree
Timer Midlevel,ALSA sequencer,ALSA<-OSS sequencer,Digigram VX core
I2C tea6330t,GUS Library,VIA82xx driver,VIA82xx-modem driver
CA0106 driver,CS46xx driver,EMU10K1/EMU10K2 driver,YMFPCI driver
Digigram VX Pocket driver,Common EMU synth,USB generic driver,USB USX2Y
Checking a pointer for NULL before calling kfree() on it is redundant,
kfree() deals with NULL pointers just fine.
This patch removes such checks from sound/
This patch also makes another, but closely related, change.
It avoids casting pointers about to be kfree()'ed.
Signed-off-by: Jesper Juhl <juhl-lkml@dif.dk>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/drivers')
| -rw-r--r-- | sound/drivers/vx/vx_pcm.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/sound/drivers/vx/vx_pcm.c b/sound/drivers/vx/vx_pcm.c index 98587176b327..af381b15fe5c 100644 --- a/sound/drivers/vx/vx_pcm.c +++ b/sound/drivers/vx/vx_pcm.c @@ -1264,14 +1264,10 @@ static void snd_vx_pcm_free(snd_pcm_t *pcm) { vx_core_t *chip = pcm->private_data; chip->pcm[pcm->device] = NULL; - if (chip->playback_pipes) { - kfree(chip->playback_pipes); - chip->playback_pipes = NULL; - } - if (chip->capture_pipes) { - kfree(chip->capture_pipes); - chip->capture_pipes = NULL; - } + kfree(chip->playback_pipes); + chip->playback_pipes = NULL; + kfree(chip->capture_pipes); + chip->capture_pipes = NULL; } /* |