[alsa-devel] [PATCH] ALSA: remove the dead code from snd_pcm_open_file()
The rpcm_file parameter is never used in current ALSA code, so remove it to make it cleaner.
Signed-off-by: Feng Tang feng.tang@intel.com --- sound/core/pcm_native.c | 12 +++--------- 1 files changed, 3 insertions(+), 9 deletions(-)
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c index 1c6be91..2d3af5d 100644 --- a/sound/core/pcm_native.c +++ b/sound/core/pcm_native.c @@ -2058,16 +2058,12 @@ EXPORT_SYMBOL(snd_pcm_open_substream);
static int snd_pcm_open_file(struct file *file, struct snd_pcm *pcm, - int stream, - struct snd_pcm_file **rpcm_file) + int stream) { struct snd_pcm_file *pcm_file; struct snd_pcm_substream *substream; int err;
- if (rpcm_file) - *rpcm_file = NULL; - err = snd_pcm_open_substream(pcm, stream, file, &substream); if (err < 0) return err; @@ -2083,8 +2079,7 @@ static int snd_pcm_open_file(struct file *file, substream->pcm_release = pcm_release_private; } file->private_data = pcm_file; - if (rpcm_file) - *rpcm_file = pcm_file; + return 0; }
@@ -2113,7 +2108,6 @@ static int snd_pcm_capture_open(struct inode *inode, struct file *file) static int snd_pcm_open(struct file *file, struct snd_pcm *pcm, int stream) { int err; - struct snd_pcm_file *pcm_file; wait_queue_t wait;
if (pcm == NULL) { @@ -2131,7 +2125,7 @@ static int snd_pcm_open(struct file *file, struct snd_pcm *pcm, int stream) add_wait_queue(&pcm->open_wait, &wait); mutex_lock(&pcm->open_mutex); while (1) { - err = snd_pcm_open_file(file, pcm, stream, &pcm_file); + err = snd_pcm_open_file(file, pcm, stream); if (err >= 0) break; if (err == -EAGAIN) {
At Mon, 10 Oct 2011 10:31:48 +0800, Feng Tang wrote:
The rpcm_file parameter is never used in current ALSA code, so remove it to make it cleaner.
Signed-off-by: Feng Tang feng.tang@intel.com
Thanks, applied.
Takashi
sound/core/pcm_native.c | 12 +++--------- 1 files changed, 3 insertions(+), 9 deletions(-)
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c index 1c6be91..2d3af5d 100644 --- a/sound/core/pcm_native.c +++ b/sound/core/pcm_native.c @@ -2058,16 +2058,12 @@ EXPORT_SYMBOL(snd_pcm_open_substream);
static int snd_pcm_open_file(struct file *file, struct snd_pcm *pcm,
int stream,
struct snd_pcm_file **rpcm_file)
int stream)
{ struct snd_pcm_file *pcm_file; struct snd_pcm_substream *substream; int err;
- if (rpcm_file)
*rpcm_file = NULL;
- err = snd_pcm_open_substream(pcm, stream, file, &substream); if (err < 0) return err;
@@ -2083,8 +2079,7 @@ static int snd_pcm_open_file(struct file *file, substream->pcm_release = pcm_release_private; } file->private_data = pcm_file;
- if (rpcm_file)
*rpcm_file = pcm_file;
- return 0;
}
@@ -2113,7 +2108,6 @@ static int snd_pcm_capture_open(struct inode *inode, struct file *file) static int snd_pcm_open(struct file *file, struct snd_pcm *pcm, int stream) { int err;
struct snd_pcm_file *pcm_file; wait_queue_t wait;
if (pcm == NULL) {
@@ -2131,7 +2125,7 @@ static int snd_pcm_open(struct file *file, struct snd_pcm *pcm, int stream) add_wait_queue(&pcm->open_wait, &wait); mutex_lock(&pcm->open_mutex); while (1) {
err = snd_pcm_open_file(file, pcm, stream, &pcm_file);
if (err >= 0) break; if (err == -EAGAIN) {err = snd_pcm_open_file(file, pcm, stream);
-- 1.7.1
participants (2)
-
Feng Tang
-
Takashi Iwai