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author | Takashi Iwai <tiwai@suse.de> | 2006-06-23 14:37:59 +0200 |
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committer | Jaroslav Kysela <perex@suse.cz> | 2006-09-23 10:36:48 +0200 |
commit | 746d4a02e68499fc6c1f8d0c43d2271853ade181 (patch) | |
tree | c4a1e9a0e8f5f95a44a3349d9b86490fe837428f /sound/core/pcm.c | |
parent | 42750b04c5baa7c5ffdf0a8be2b9b320efdf069f (diff) | |
download | linux-746d4a02e68499fc6c1f8d0c43d2271853ade181.tar.gz linux-746d4a02e68499fc6c1f8d0c43d2271853ade181.tar.bz2 linux-746d4a02e68499fc6c1f8d0c43d2271853ade181.zip |
[ALSA] Fix disconnection of proc interface
- Add the linked list to each proc entry to enable a single-shot
disconnection (unregister)
- Deprecate snd_info_unregister(), use snd_info_free_entry()
- Removed NULL checks of snd_info_free_entry()
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
Diffstat (limited to 'sound/core/pcm.c')
-rw-r--r-- | sound/core/pcm.c | 53 |
1 files changed, 18 insertions, 35 deletions
diff --git a/sound/core/pcm.c b/sound/core/pcm.c index 7581edd7b9ff..b8602471f7e5 100644 --- a/sound/core/pcm.c +++ b/sound/core/pcm.c @@ -494,19 +494,13 @@ static int snd_pcm_stream_proc_init(struct snd_pcm_str *pstr) static int snd_pcm_stream_proc_done(struct snd_pcm_str *pstr) { #ifdef CONFIG_SND_PCM_XRUN_DEBUG - if (pstr->proc_xrun_debug_entry) { - snd_info_unregister(pstr->proc_xrun_debug_entry); - pstr->proc_xrun_debug_entry = NULL; - } + snd_info_free_entry(pstr->proc_xrun_debug_entry); + pstr->proc_xrun_debug_entry = NULL; #endif - if (pstr->proc_info_entry) { - snd_info_unregister(pstr->proc_info_entry); - pstr->proc_info_entry = NULL; - } - if (pstr->proc_root) { - snd_info_unregister(pstr->proc_root); - pstr->proc_root = NULL; - } + snd_info_free_entry(pstr->proc_info_entry); + pstr->proc_info_entry = NULL; + snd_info_free_entry(pstr->proc_root); + pstr->proc_root = NULL; return 0; } @@ -570,29 +564,19 @@ static int snd_pcm_substream_proc_init(struct snd_pcm_substream *substream) return 0; } - + static int snd_pcm_substream_proc_done(struct snd_pcm_substream *substream) { - if (substream->proc_info_entry) { - snd_info_unregister(substream->proc_info_entry); - substream->proc_info_entry = NULL; - } - if (substream->proc_hw_params_entry) { - snd_info_unregister(substream->proc_hw_params_entry); - substream->proc_hw_params_entry = NULL; - } - if (substream->proc_sw_params_entry) { - snd_info_unregister(substream->proc_sw_params_entry); - substream->proc_sw_params_entry = NULL; - } - if (substream->proc_status_entry) { - snd_info_unregister(substream->proc_status_entry); - substream->proc_status_entry = NULL; - } - if (substream->proc_root) { - snd_info_unregister(substream->proc_root); - substream->proc_root = NULL; - } + snd_info_free_entry(substream->proc_info_entry); + substream->proc_info_entry = NULL; + snd_info_free_entry(substream->proc_hw_params_entry); + substream->proc_hw_params_entry = NULL; + snd_info_free_entry(substream->proc_sw_params_entry); + substream->proc_sw_params_entry = NULL; + snd_info_free_entry(substream->proc_status_entry); + substream->proc_status_entry = NULL; + snd_info_free_entry(substream->proc_root); + substream->proc_root = NULL; return 0; } #else /* !CONFIG_SND_VERBOSE_PROCFS */ @@ -1090,8 +1074,7 @@ static void snd_pcm_proc_init(void) static void snd_pcm_proc_done(void) { - if (snd_pcm_proc_entry) - snd_info_unregister(snd_pcm_proc_entry); + snd_info_free_entry(snd_pcm_proc_entry); } #else /* !CONFIG_PROC_FS */ |