octeontx2-pf: fix a buffer overflow in otx2_set_rxfh_context()

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This function is called from ethtool_set_rxfh() and "*rss_context"
comes from the user.  Add some bounds checking to prevent memory
corruption.

Fixes: 81a4362016 ("octeontx2-pf: Add RSS multi group support")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Sunil Goutham <sgoutham@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Dan Carpenter 2021-05-12 13:11:43 +03:00 • committed by David S. Miller

parent 6e80055766

commit e5cc361e21

1 changed files with 4 additions and 0 deletions

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4

drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c

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