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(parent: 44a05a2) | patch
net: fec_ptp: add clock rate zero check
authorFugang Duan <fugang.duan@nxp.com>
Wed, 16 Jun 2021 09:14:25 +0000 (17:14 +0800)
committerSasha Levin <sashal@kernel.org>
Wed, 30 Jun 2021 12:48:55 +0000 (08:48 -0400)
commitfcb34a99ed2a334292419881f65bf68aab6eb39c
treefdd6ea63aace75bdf4aca9806be1d1752cf820cctree | snapshot (tar.gz zip)
parent44a05a27ff5585dc1ff1b457675842f65be61246commit | diff
net: fec_ptp: add clock rate zero check

commit cb3cefe3f3f8af27c6076ef7d1f00350f502055d upstream.

Add clock rate zero check to fix coverity issue of "divide by 0".

Fixes: commit 85bd1798b24a ("net: fec: fix spin_lock dead lock")
Signed-off-by: Fugang Duan <fugang.duan@nxp.com>
Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/net/ethernet/freescale/fec_ptp.c diff | blob | blame | history