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(parent: edb5270) | patch
serial: max310x: Fix to avoid potential NULL pointer dereference
authorAditya Pakki <pakki001@umn.edu>
Mon, 18 Mar 2019 23:44:14 +0000 (18:44 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 3 Apr 2019 04:24:18 +0000 (06:24 +0200)
commit110ee901b3e1cca327687254577f5dd6a5efc00d
tree6fcbdf95eb9526386e1d0cbfb5d9d31cf4fcc1a9tree | snapshot
parentedb52700e6d70deb7ecf810562ebeda3fceca225commit | diff
serial: max310x: Fix to avoid potential NULL pointer dereference

commit 3a10e3dd52e80b9a97a3346020024d17b2c272d6 upstream.

of_match_device can return a NULL pointer when matching device is not
found. This patch avoids a scenario causing NULL pointer derefernce.

Signed-off-by: Aditya Pakki <pakki001@umn.edu>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/max310x.c diff | blob | blame | history
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