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[media] s5h1420: fix a buffer overflow when checking userspace params
authorMauro Carvalho Chehab <mchehab@osg.samsung.com>
Tue, 28 Apr 2015 21:34:40 +0000 (18:34 -0300)
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>
Thu, 30 Apr 2015 16:59:54 +0000 (13:59 -0300)
commit12f4543f5d6811f864e6c4952eb27253c7466c02
tree67c7536835efd2fc1d781921c15a2945956a04bbtree | snapshot
parent451dfbe9f153a28da149729552b26043ae94af28commit | diff
[media] s5h1420: fix a buffer overflow when checking userspace params

The maximum size for a DiSEqC command is 6, according to the
userspace API. However, the code allows to write up to 7 values:
drivers/media/dvb-frontends/s5h1420.c:193 s5h1420_send_master_cmd() error: buffer overflow 'cmd->msg' 6 <= 7

Cc: stable@vger.kernel.org
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
drivers/media/dvb-frontends/s5h1420.c diff | blob | history
Beck SC1x5 Kernel