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(parent: 8d08294) | patch
wanxl: fix info leak in ioctl
authorSalva Peiró <speiro@ai2.upv.es>
Wed, 16 Oct 2013 10:46:50 +0000 (12:46 +0200)
committerBen Hutchings <ben@decadent.org.uk>
Thu, 28 Nov 2013 14:01:58 +0000 (14:01 +0000)
commite6c24ff286f37711185fe1b6ce1cea58d7fc8c50
tree2f16f1825fc988715d1871d558ff64e6ff1c71ectree | snapshot
parent8d082949fefde5d6b7acedab5936d938ae5e374bcommit | diff
wanxl: fix info leak in ioctl

[ Upstream commit 2b13d06c9584b4eb773f1e80bbaedab9a1c344e1 ]

The wanxl_ioctl() code fails to initialize the two padding bytes of
struct sync_serial_settings after the ->loopback member. Add an explicit
memset(0) before filling the structure to avoid the info leak.

Signed-off-by: Salva Peiró <speiro@ai2.upv.es>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
drivers/net/wan/wanxl.c diff | blob | blame | history
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