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| author | Sachin Kamat <sachin.kamat@linaro.org> | 2012-11-21 14:36:57 +0530 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2012-11-21 10:43:52 +0100 |
| commit | 27b2a22c714303d1920e269a8322ff23107694ee (patch) | |
| tree | 76f06bcdd9975d8223e23a075ad3a697b8e5441d /sound/usb | |
| parent | 6cf95152079d7c6d7ba6442be45e02b24bbb1c65 (diff) | |
| download | lwn-27b2a22c714303d1920e269a8322ff23107694ee.tar.gz lwn-27b2a22c714303d1920e269a8322ff23107694ee.zip | |
ALSA: usb/6fire: Fix potential NULL pointer dereference in comm.c
'rt' was dereferenced before the NULL check.
Moved the code after the check.
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/usb')
| -rw-r--r-- | sound/usb/6fire/comm.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sound/usb/6fire/comm.c b/sound/usb/6fire/comm.c index 6c3d531a250e..1a75c36932d8 100644 --- a/sound/usb/6fire/comm.c +++ b/sound/usb/6fire/comm.c @@ -129,12 +129,13 @@ int __devinit usb6fire_comm_init(struct sfire_chip *chip) { struct comm_runtime *rt = kzalloc(sizeof(struct comm_runtime), GFP_KERNEL); - struct urb *urb = &rt->receiver; + struct urb *urb; int ret; if (!rt) return -ENOMEM; + urb = &rt->receiver; rt->serial = 1; rt->chip = chip; usb_init_urb(urb); |