imx-drm: ipu-dmfc: Remove unneeded 'dmfc' check
imx-drm: ipu-dmfc: Remove unneeded 'dmfc' check

Fix the following static checker warning:

drivers/staging/imx-drm/ipu-v3/ipu-dmfc.c:164 ipu_dmfc_setup_channel() warn: variable dereferenced before check 'dmfc' (see line 157)

As 'dmfc' could never be null, there is no need to do such check.

Reported-by: Dan Carpenter <ff341aa343d564f9e53e9dcb6996be8c04859a66@oracle.com>
Signed-off-by: Fabio Estevam <679188261afeb60eb822cd934fd7b46a48ddd743@freescale.com>
Signed-off-by: Fabio Estevam <288a049a20dc4091188b72022d411ad1375e6737@gmail.com>
Acked-by: Philipp Zabel <db7328bbf81a38b011e8d0f5302fd54c788d0608@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <4645f7897fd33786a2ee1264d590b3c400559d85@linuxfoundation.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs