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video: fbdev: fsl: Fix kernel crash when diu_ops is not implemented
authorWang Dongsheng <dongsheng.wang@freescale.com>
Thu, 3 Dec 2015 01:54:12 +0000 (09:54 +0800)
committerTomi Valkeinen <tomi.valkeinen@ti.com>
Wed, 9 Dec 2015 10:57:06 +0000 (12:57 +0200)
commitb129cfb922dac720c0adbc47f7e98f8c6722482e
treefa36f51432baaa22020a1d8d0da4ea034db9d817tree | snapshot
parent0d6307f0ff0e2b8c4dd21c0e87811f2d16d3c4cecommit | diff
video: fbdev: fsl: Fix kernel crash when diu_ops is not implemented

If diu_ops is not implemented on platform, kernel will access a NULL
pointer. We need to check this pointer in DIU initialization.

Signed-off-by: Wang Dongsheng <dongsheng.wang@freescale.com>
Acked-by: Timur Tabi <timur@tabi.org>
Cc: stable@vger.kernel.org
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
drivers/video/fbdev/fsl-diu-fb.c diff | blob | history
Linux Kernel Source Tree.