ALSA: hda - Missing NULL check in hda_beep.c
authorTakashi Iwai <tiwai@suse.de>
Thu, 13 Nov 2008 12:08:56 +0000 (13:08 +0100)
committerTakashi Iwai <tiwai@suse.de>
Thu, 13 Nov 2008 13:37:16 +0000 (14:37 +0100)
Added a NULL check of input_allocate_device() in hda_beep.c.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/pci/hda/hda_beep.c

index b1796ae1e8fbf634a0905b87095bd6246fee8be4..3ecd7e797deecbbb9fbf5bbfa9ea3c02c00fdaee 100644 (file)
@@ -88,6 +88,10 @@ int snd_hda_attach_beep_device(struct hda_codec *codec, int nid)
        snprintf(beep->phys, sizeof(beep->phys),
                "card%d/codec#%d/beep0", codec->bus->card->number, codec->addr);
        input_dev = input_allocate_device();
+       if (!input_dev) {
+               kfree(beep);
+               return -ENOMEM;
+       }
 
        /* setup digital beep device */
        input_dev->name = "HDA Digital PCBeep";