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IB/usnic: Fix out of bounds index check in query pkey

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[ Upstream commit 4959d5da57 ]

The pkey table size is one element, index should be tested for > 0 instead
of > 1.

Fixes: e3cf00d0a8 ("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>
This commit is contained in:
Gal Pressman
2019-01-07 17:27:54 +02:00
committed by Greg Kroah-Hartman
parent 0e1cef32bd
commit 4a87975ec4
1 changed files with 1 additions and 1 deletions
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2
drivers/infiniband/hw/usnic/usnic_ib_verbs.c
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@ -427,7 +427,7 @@ int usnic_ib_query_gid(struct ib_device *ibdev, u8 port, int index,
int usnic_ib_query_pkey(struct ib_device *ibdev, u8 port, u16 index, int usnic_ib_query_pkey(struct ib_device *ibdev, u8 port, u16 index,
u16 *pkey) u16 *pkey)
{ {
if (index > 1) if (index > 0)
return -EINVAL; return -EINVAL;
*pkey = 0xffff; *pkey = 0xffff;