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(parent: 3468656) | patch
ibmvnic: Ensure that buffers are NULL after free
authorThomas Falcon <tlfalcon@linux.vnet.ibm.com>
Tue, 6 Feb 2018 23:25:23 +0000 (17:25 -0600)
committerDavid S. Miller <davem@davemloft.net>
Thu, 8 Feb 2018 02:55:52 +0000 (21:55 -0500)
commitb0992eca00c490c0923044b7d8b853c212b3cacc
treee0354ccb0dbd5010fec741eea1838adc516a4cfctree | snapshot
parent3468656fd7599b0cb1092bb1ee717d1a984e93eecommit | diff
ibmvnic: Ensure that buffers are NULL after free

This change will guard against a double free in the case that the
buffers were previously freed at some other time, such as during
a device reset. It resolves a kernel oops that occurred when changing
the VNIC device's MTU.

Signed-off-by: Thomas Falcon <tlfalcon@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/ibm/ibmvnic.c diff | blob | history
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