snd_pcm_ops are not supposed to change at runtime. All functions working with snd_pcm_ops provided by <sound/pcm.h> work with const snd_pcm_ops. So mark the non-const structs as const.
Signed-off-by: Arvind Yadav arvind.yadav.cs@gmail.com --- sound/pci/ali5451/ali5451.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/sound/pci/ali5451/ali5451.c b/sound/pci/ali5451/ali5451.c index 8567f1e..39547e3 100644 --- a/sound/pci/ali5451/ali5451.c +++ b/sound/pci/ali5451/ali5451.c @@ -1540,7 +1540,7 @@ static int snd_ali_close(struct snd_pcm_substream *substream) return 0; }
-static struct snd_pcm_ops snd_ali_playback_ops = { +static const struct snd_pcm_ops snd_ali_playback_ops = { .open = snd_ali_playback_open, .close = snd_ali_playback_close, .ioctl = snd_pcm_lib_ioctl, @@ -1551,7 +1551,7 @@ static int snd_ali_close(struct snd_pcm_substream *substream) .pointer = snd_ali_playback_pointer, };
-static struct snd_pcm_ops snd_ali_capture_ops = { +static const struct snd_pcm_ops snd_ali_capture_ops = { .open = snd_ali_capture_open, .close = snd_ali_close, .ioctl = snd_pcm_lib_ioctl, @@ -1626,7 +1626,7 @@ static int snd_ali_modem_capture_open(struct snd_pcm_substream *substream) return snd_ali_modem_open(substream, 1, ALI_MODEM_IN_CHANNEL); }
-static struct snd_pcm_ops snd_ali_modem_playback_ops = { +static const struct snd_pcm_ops snd_ali_modem_playback_ops = { .open = snd_ali_modem_playback_open, .close = snd_ali_close, .ioctl = snd_pcm_lib_ioctl, @@ -1637,7 +1637,7 @@ static int snd_ali_modem_capture_open(struct snd_pcm_substream *substream) .pointer = snd_ali_pointer, };
-static struct snd_pcm_ops snd_ali_modem_capture_ops = { +static const struct snd_pcm_ops snd_ali_modem_capture_ops = { .open = snd_ali_modem_capture_open, .close = snd_ali_close, .ioctl = snd_pcm_lib_ioctl, @@ -1653,8 +1653,8 @@ struct ali_pcm_description { char *name; unsigned int playback_num; unsigned int capture_num; - struct snd_pcm_ops *playback_ops; - struct snd_pcm_ops *capture_ops; + const struct snd_pcm_ops *playback_ops; + const struct snd_pcm_ops *capture_ops; unsigned short class; };