ALSA: emu8000: constify snd_pcm_ops structures
authorArvind Yadav <arvind.yadav.cs@gmail.com>
Fri, 11 Aug 2017 11:58:04 +0000 (17:28 +0530)
committerTakashi Iwai <tiwai@suse.de>
Sat, 12 Aug 2017 21:44:15 +0000 (23:44 +0200)
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>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/isa/sb/emu8000_pcm.c

index 2ee8d67..9409827 100644 (file)
@@ -670,7 +670,7 @@ static snd_pcm_uframes_t emu8k_pcm_pointer(struct snd_pcm_substream *subs)
 }
 
 
-static struct snd_pcm_ops emu8k_pcm_ops = {
+static const struct snd_pcm_ops emu8k_pcm_ops = {
        .open =         emu8k_pcm_open,
        .close =        emu8k_pcm_close,
        .ioctl =        snd_pcm_lib_ioctl,