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authorGal Pressman <galpress@amazon.com>2019-01-07 17:27:54 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-01-27 14:46:11 +0100
commit4963f23081cc55c4e92269c8e0c13f85c63e9094 (patch)
tree7f7d0819fcc026bcc30128edf663d2d661cc8bad /drivers/infiniband
parent97f78f43c0fa18b80fd60a6c6f9fabc1a62faaf9 (diff)
IB/usnic: Fix out of bounds index check in query pkey
[ Upstream commit 4959d5da5737dd804255c75b8cea0a2929ce279a ] The pkey table size is one element, index should be tested for > 0 instead of > 1. Fixes: e3cf00d0a87f ("IB/usnic: Add Cisco VIC low-level hardware driver") Signed-off-by: Gal Pressman <galpress@amazon.com> Acked-by: Parvi Kaustubhi <pkaustub@cisco.com> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/hw/usnic/usnic_ib_verbs.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/usnic/usnic_ib_verbs.c b/drivers/infiniband/hw/usnic/usnic_ib_verbs.c
index fdfa25059723..2602c7375d58 100644
--- a/drivers/infiniband/hw/usnic/usnic_ib_verbs.c
+++ b/drivers/infiniband/hw/usnic/usnic_ib_verbs.c
@@ -423,7 +423,7 @@ struct net_device *usnic_get_netdev(struct ib_device *device, u8 port_num)
int usnic_ib_query_pkey(struct ib_device *ibdev, u8 port, u16 index,
u16 *pkey)
{
- if (index > 1)
+ if (index > 0)
return -EINVAL;
*pkey = 0xffff;