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| H A D | sch_mqprio.c | diff 22ce97fe49b5522e0f97b7c2282ed71a1abd7410 Tue Oct 17 10:01:30 CDT 2017 Colin Ian King <colin.king@canonical.com> mqprio: fix potential null pointer dereference on opt
The pointer opt has a null check however before for this check opt is
dereferenced when len is initialized, hence we potentially have a null
pointer deference on opt. Avoid this by checking for a null opt before
dereferencing it.
Detected by CoverityScan, CID#1458234 ("Dereference before null check")
Fixes: 4e8b86c06269 ("mqprio: Introduce new hardware offload mode and shaper in mqprio")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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