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(parent: 62709c2) | patch
qlcnic: fix unchecked return value
authorPan Bian <bianpan2016@163.com>
Sun, 23 Apr 2017 12:04:04 +0000 (20:04 +0800)
committerDavid S. Miller <davem@davemloft.net>
Mon, 24 Apr 2017 20:10:53 +0000 (16:10 -0400)
commita1f4d0505ec6ca29f3945bb1bef23626b8b1a45a
tree542d0fcd16478312c482e5a629fdf0210d44077dtree | snapshot
parent62709c20c4fb66f10deec3b91b4955f191aa372fcommit | diff
qlcnic: fix unchecked return value

Function pci_find_ext_capability() may return 0, which is an invalid
address. In function qlcnic_sriov_virtid_fn(), its return value is used
without validation. This may result in invalid memory access bugs. This
patch fixes the bug.

Signed-off-by: Pan Bian <bianpan2016@163.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c diff | blob | history
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