ALSA: pcm: Nuke snd_pcm_lib_mmap_vmalloc()

snd_pcm_lib_mmap_vmalloc() was supposed to be implemented with
somewhat special for vmalloc handling, but in the end, this turned to
just the default handler, i.e. NULL.  As the situation has never
changed over decades, let's rip it off.

Reviewed-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 0 insertions, 2 deletions

diff --git a/sound/firewire/motu/motu-pcm.c b/sound/firewire/motu/motu-pcm.c
index 4330220890e8..ab69d7e6ac05 100644
--- a/sound/firewire/motu/motu-pcm.c
+++ b/sound/firewire/motu/motu-pcm.c
@@ -363,7 +363,6 @@ int snd_motu_create_pcm_devices(struct snd_motu *motu)
                 .pointer   = capture_pointer,
                 .ack       = capture_ack,
                 .page      = snd_pcm_lib_get_vmalloc_page,
-                .mmap      = snd_pcm_lib_mmap_vmalloc,
         };
         static const struct snd_pcm_ops playback_ops = {
                 .open      = pcm_open,
@@ -376,7 +375,6 @@ int snd_motu_create_pcm_devices(struct snd_motu *motu)
                 .pointer   = playback_pointer,
                 .ack       = playback_ack,
                 .page      = snd_pcm_lib_get_vmalloc_page,
-                .mmap      = snd_pcm_lib_mmap_vmalloc,
         };
         struct snd_pcm *pcm;
         int err;