V4L/DVB (7734): em28xx: copy and paste error in em28xx_init_isoc

Fixes a copy and paste error in check of kzalloc return value. The check block
was copied from the previous allocation but the variable wasn't exchanged.

Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

diff --git a/drivers/media/video/em28xx/em28xx-core.c b/drivers/media/video/em28xx/em28xx-core.c
index f8c41d8c74c4173be55d517b1647b2bf244d27bf..5d837c16ee22ad10908cce01c0ef0d89768f14ed 100644 (file)
--- a/drivers/media/video/em28xx/em28xx-core.c
+++ b/drivers/media/video/em28xx/em28xx-core.c
@@ -650,7 +650,7 @@ int em28xx_init_isoc(struct em28xx *dev, int max_packets,
 
        dev->isoc_ctl.transfer_buffer = kzalloc(sizeof(void *)*num_bufs,
                                              GFP_KERNEL);
-       if (!dev->isoc_ctl.urb) {
+       if (!dev->isoc_ctl.transfer_buffer) {
                em28xx_errdev("cannot allocate memory for usbtransfer\n");
                kfree(dev->isoc_ctl.urb);
                return -ENOMEM;