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[PATCH] sound: Remove unneeded kmalloc() return value casts 

Get rid of unnessesary casts of kmalloc() return value in sound/

Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com>
Cc: Jaroslav Kysela <perex@perex.cz>
Cc: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
wifi-calibration
Jesper Juhl 2006-03-28 01:56:54 -08:00 committed by Linus Torvalds
parent 7f927fcc2f
commit 4fa95ef639
4 changed files with 12 additions and 7 deletions
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6
sound/core/rawmidi.c
View File

@ -631,7 +631,8 @@ int snd_rawmidi_output_params(struct snd_rawmidi_substream *substream,
return -EINVAL;
}
if (params->buffer_size != runtime->buffer_size) {
if ((newbuf = (char *) kmalloc(params->buffer_size, GFP_KERNEL)) == NULL)
newbuf = kmalloc(params->buffer_size, GFP_KERNEL);
if (!newbuf)
return -ENOMEM;
kfree(runtime->buffer);
runtime->buffer = newbuf;
@ -657,7 +658,8 @@ int snd_rawmidi_input_params(struct snd_rawmidi_substream *substream,
return -EINVAL;
}
if (params->buffer_size != runtime->buffer_size) {
if ((newbuf = (char *) kmalloc(params->buffer_size, GFP_KERNEL)) == NULL)
newbuf = kmalloc(params->buffer_size, GFP_KERNEL);
if (!newbuf)
return -ENOMEM;
kfree(runtime->buffer);
runtime->buffer = newbuf;

2
sound/oss/dmasound/dmasound_awacs.c
View File

@ -2798,7 +2798,7 @@ __init setup_beep(void)
DBDMA_ALIGN(beep_dbdma_cmd_space);
/* set up emergency dbdma cmd */
emergency_dbdma_cmd = beep_dbdma_cmd+1 ;
beep_buf = (short *) kmalloc(BEEP_BUFLEN * 4, GFP_KERNEL);
beep_buf = kmalloc(BEEP_BUFLEN * 4, GFP_KERNEL);
if (beep_buf == NULL) {
printk(KERN_ERR "dmasound_pmac: no memory for beep buffer\n");
kfree(beep_dbdma_cmd_space) ;

9
sound/oss/emu10k1/midi.c
View File

@ -65,7 +65,8 @@ static int midiin_add_buffer(struct emu10k1_mididevice *midi_dev, struct midi_hd
init_midi_hdr(midihdr);
if ((midihdr->data = (u8 *) kmalloc(MIDIIN_BUFLEN, GFP_KERNEL)) == NULL) {
midihdr->data = kmalloc(MIDIIN_BUFLEN, GFP_KERNEL);
if (!midihdr->data) {
ERROR();
kfree(midihdr);
return -1;
@ -334,7 +335,8 @@ static ssize_t emu10k1_midi_write(struct file *file, const char __user *buffer,
midihdr->bytesrecorded = 0;
midihdr->flags = 0;
if ((midihdr->data = (u8 *) kmalloc(count, GFP_KERNEL)) == NULL) {
midihdr->data = kmalloc(count, GFP_KERNEL);
if (!midihdr->data) {
ERROR();
kfree(midihdr);
return -EINVAL;
@ -545,7 +547,8 @@ int emu10k1_seq_midi_out(int dev, unsigned char midi_byte)
midihdr->bytesrecorded = 0;
midihdr->flags = 0;
if ((midihdr->data = (u8 *) kmalloc(1, GFP_KERNEL)) == NULL) {
midihdr->data = kmalloc(1, GFP_KERNEL);
if (!midihdr->data) {
ERROR();
kfree(midihdr);
return -EINVAL;

2
sound/oss/sh_dac_audio.c
View File

@ -289,7 +289,7 @@ static int __init dac_audio_init(void)
in_use = 0;
data_buffer = (char *)kmalloc(BUFFER_SIZE, GFP_KERNEL);
data_buffer = kmalloc(BUFFER_SIZE, GFP_KERNEL);
if (data_buffer == NULL)
return -ENOMEM;