Commit 4959d5da authored Jan 07, 2019 by Gal Pressman Committed by Jason Gunthorpe Jan 10, 2019

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



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

Fixes: e3cf00d0 ("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>

parent b0ea0fa5

drivers/infiniband/hw/usnic/usnic_ib_verbs.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -449,7 +449,7 @@ 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;

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