Commit 6cb53e7e authored by Takashi Iwai's avatar Takashi Iwai Committed by Jaroslav Kysela

[ALSA] Don't reject O_RDWR at opening PCM OSS with read/write-only device

Accept O_RDWR at opening a PCM OSS device that is read- or write-only,
just for the compatibility with the behavior of older versions.
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
Signed-off-by: default avatarJaroslav Kysela <perex@suse.cz>
parent 264f9577
...@@ -2228,6 +2228,8 @@ static int snd_pcm_oss_open_file(struct file *file, ...@@ -2228,6 +2228,8 @@ static int snd_pcm_oss_open_file(struct file *file,
for (idx = 0; idx < 2; idx++) { for (idx = 0; idx < 2; idx++) {
if (setup[idx].disable) if (setup[idx].disable)
continue; continue;
if (! pcm->streams[idx].substream_count)
continue; /* no matching substream */
if (idx == SNDRV_PCM_STREAM_PLAYBACK) { if (idx == SNDRV_PCM_STREAM_PLAYBACK) {
if (! (f_mode & FMODE_WRITE)) if (! (f_mode & FMODE_WRITE))
continue; continue;
......
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