tree 6d9210f89bb437f0cbb7400f4972731451c06f7e
parent 9c5895057bfe5d033c65e15d13c7eee4a78cc837
author Sudip Mukherjee <sudipm.mukherjee@gmail.com> 1459941939 +0100
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> 1462033615 -0700

tty: ipwireless: fix possible NULL dereference

The function alloc_ctrl_packet() can fail and return NULL. Incase it
fails print an error message and exit.

Signed-off-by: Sudip Mukherjee <sudip.mukherjee@codethink.co.uk>
Reviewed-by: Jiri Kosina <jkosina@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>