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(parent: dda7611) | patch
USB: serial: spcp8x5: fix NULL-deref at open
authorJohan Hovold <johan@kernel.org>
Tue, 3 Jan 2017 15:40:02 +0000 (16:40 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 12 Jan 2017 10:39:13 +0000 (11:39 +0100)
commitb5264ea24484c8d34a0db7ed9085ab41cfc00576
treee70737b18737e7309ae7587ad76c7cdfbed9b13dtree | snapshot
parentdda7611ec4a5ced89cebb3a9c48afc9c846a1f83commit | diff
USB: serial: spcp8x5: fix NULL-deref at open

commit cc0909248258f679c4bb4cd315565d40abaf6bc6 upstream.

Fix NULL-pointer dereference in open() should the device lack the
expected endpoints:

Unable to handle kernel NULL pointer dereference at virtual address 00000030
...
PC is at spcp8x5_open+0x30/0xd0 [spcp8x5]

Fixes: 619a6f1d1423 ("USB: add usb-serial spcp8x5 driver")
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/serial/spcp8x5.c diff | blob | history