src/patches/suse-2.6.27.25/patches.drivers/alsa-hda-beep-null-check-fix

   1 From: Takashi Iwai <tiwai@suse.de>
   2 Subject: ALSA: hda - Missing NULL check in hda_beep.c
   3 Patch-mainline:
   4 References:
   5
   6 Added a NULL check of input_allocate_device() in hda_beep.c.
   7
   8 Signed-off-by: Takashi Iwai <tiwai@suse.de>
   9
  10 ---
  11  sound/pci/hda/hda_beep.c |    4 ++++
  12  1 files changed, 4 insertions(+), 0 deletions(-)
  13
  14 diff --git a/sound/pci/hda/hda_beep.c b/sound/pci/hda/hda_beep.c
  15 index b1796ae..3ecd7e7 100644
  16 --- a/sound/pci/hda/hda_beep.c
  17 +++ b/sound/pci/hda/hda_beep.c
  18 @@ -88,6 +88,10 @@ int snd_hda_attach_beep_device(struct hda_codec *codec, int nid)
  19         snprintf(beep->phys, sizeof(beep->phys),
  20                 "card%d/codec#%d/beep0", codec->bus->card->number, codec->addr);
  21         input_dev = input_allocate_device();
  22 +       if (!input_dev) {
  23 +               kfree(beep);
  24 +               return -ENOMEM;
  25 +       }
  26
  27         /* setup digital beep device */
  28         input_dev->name = "HDA Digital PCBeep";
  29 --
  30 1.6.0.4
  31