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(parent: b3d3173) | patch
mctp: Fix check for dev_hard_header() result
authorMatt Johnston <matt@codeconstruct.com.au>
Fri, 1 Apr 2022 02:48:42 +0000 (10:48 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 13 Apr 2022 18:59:16 +0000 (20:59 +0200)
commitd75176a8492b123d987ce2ccaac3d3552efe0f32
tree66a14087b0c32bc9166c1e39f007c4f56f0d47e2tree | snapshot
parentb3d31737d256200bcfb06030b17b4b4b116afa8dcommit | diff
mctp: Fix check for dev_hard_header() result

[ Upstream commit e461e0760ff5e0624bcccf39b1828250f85fbeec ]

dev_hard_header() returns the length of the header, so
we need to test for negative errors rather than non-zero.

Fixes: fcb52e4d03dd ("mctp: Add initial routing framework")
Signed-off-by: Matt Johnston <matt@codeconstruct.com.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
net/mctp/route.c diff | blob | history
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