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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/pci/emu10k1/emu10k1x.c | |
| parent | [ALSA] AC97 - renamed vendor/device to subvendor/subdevice where appropriate (diff) | |
| download | linux-4d572776d4dfa2d5385a2ec3acec3cc059149e13.tar.xz 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/pci/emu10k1/emu10k1x.c')
| -rw-r--r-- | sound/pci/emu10k1/emu10k1x.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/sound/pci/emu10k1/emu10k1x.c b/sound/pci/emu10k1/emu10k1x.c index f8d92335a353..e90c5ddd1d17 100644 --- a/sound/pci/emu10k1/emu10k1x.c +++ b/sound/pci/emu10k1/emu10k1x.c @@ -361,10 +361,7 @@ static void snd_emu10k1x_gpio_write(emu10k1x_t *emu, unsigned int value) static void snd_emu10k1x_pcm_free_substream(snd_pcm_runtime_t *runtime) { - emu10k1x_pcm_t *epcm = runtime->private_data; - - if (epcm) - kfree(epcm); + kfree(runtime->private_data); } static void snd_emu10k1x_pcm_interrupt(emu10k1x_t *emu, emu10k1x_voice_t *voice) |