V4L/DVB (8686): mt9m111: style cleanup

Fix a typo in Kconfig, simplify error checking, further minor cleanup.

Tested-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Guennadi Liakhovetski <g.iakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/video/Kconfig b/drivers/media/video/Kconfig
index 6ebe9f1..37123ff 100644
--- a/drivers/media/video/Kconfig
+++ b/drivers/media/video/Kconfig
@@ -810,7 +810,7 @@
 	  extender to switch between 8 and 10 bit datawidth modes
 
 config SOC_CAMERA_MT9M111
-	tristate "mt9m001 support"
+	tristate "mt9m111 support"
 	depends on SOC_CAMERA && I2C
 	help
 	  This driver supports MT9M111 cameras from Micron