Dont touch fs_struct in drivers

The sound drivers and the pnpbios core test for current->root != NULL.  This
test seems to be unnecessary since we always have rootfs mounted before
initializing the drivers.

Signed-off-by: Jan Blunck <jblunck@suse.de>
Acked-by: Christoph Hellwig <hch@lst.de>
Cc: Bjorn Helgaas <bjorn.helgaas@hp.com>
Cc: Jaroslav Kysela <perex@suse.cz>
Acked-by: Takashi Iwai <tiwai@suse.de>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 0 insertions, 4 deletions

diff --git a/sound/core/sound.c b/sound/core/sound.c
index 00cca4d6e562..812f91b3de5b 100644
--- a/sound/core/sound.c
+++ b/sound/core/sound.c
@@ -71,8 +71,6 @@ static DEFINE_MUTEX(sound_mutex);
  */
 void snd_request_card(int card)
 {
-        if (! current->fs->root)
-                return;
         if (snd_card_locked(card))
                 return;
         if (card < 0 || card >= cards_limit)
@@ -86,8 +84,6 @@ static void snd_request_other(int minor)
 {
         char *str;
 
-        if (! current->fs->root)
-                return;
         switch (minor) {
         case SNDRV_MINOR_SEQUENCER:     str = "snd-seq";        break;
         case SNDRV_MINOR_TIMER:         str = "snd-timer";      break;