video/smscufx: fix line counting in fb_write
authorAlexander Holler <holler@ahsoftware.de>
Fri, 20 Apr 2012 22:11:07 +0000 (00:11 +0200)
committerFlorian Tobias Schandinat <FlorianSchandinat@gmx.de>
Tue, 24 Jul 2012 20:52:37 +0000 (20:52 +0000)
commit2fe2d9f47cfe1a3e66e7d087368b3d7155b04c15
tree6fc0ace9a4dfc898ff56f3cc5d72d293755a9ff3
parent659f675e4b79c3b0821f7aab377177007b4ba3fd
video/smscufx: fix line counting in fb_write

Line 0 and 1 were both written to line 0 (on the display) and all subsequent
lines had an offset of -1. The result was that the last line on the display
was never overwritten by writes to /dev/fbN.

The origin of this bug seems to have been udlfb.

Signed-off-by: Alexander Holler <holler@ahsoftware.de>
Cc: stable@vger.kernel.org
Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
drivers/video/smscufx.c