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(parent: f1d84e3) | patch
staging: pi433: fix potential null dereference
authorMichael Straube <straube.linux@gmail.com>
Sun, 25 Nov 2018 09:22:25 +0000 (10:22 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 12 Feb 2019 19:02:11 +0000 (20:02 +0100)
commitf860782b9fc08f8149ab7943c7c3706264168569
tree84032f233b6d608a79cce72350c3d176df4dd30atree | snapshot
parentf1d84e3c45c3f8b1b2c3c76ef7a52c8e23e67b56commit | diff
staging: pi433: fix potential null dereference

[ Upstream commit 64c4c4ca6c129a4191e8e1e91b2d5d9b8d08c518 ]

Add a test for successful call to cdev_alloc() to avoid
potential null dereference. Issue reported by smatch.

Signed-off-by: Michael Straube <straube.linux@gmail.com>
Fixes: 874bcba65f9a ("staging: pi433: New driver")
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/staging/pi433/pi433_if.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git