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(parent: 95b39f0) | patch
octeontx2-af: cn10k: fix an array overflow in is_lmac_valid()
authorDan Carpenter <dan.carpenter@oracle.com>
Tue, 2 Mar 2021 11:21:54 +0000 (14:21 +0300)
committerDavid S. Miller <davem@davemloft.net>
Wed, 3 Mar 2021 16:44:24 +0000 (08:44 -0800)
commit2378b2c9ecf437b918dff246b81b5b624ec14f80
tree93b684b11f887f208f69c8818e4ac690a983c9c8tree | snapshot
parent95b39f07a17faef3a9b225248ba449b976e529c8commit | diff
octeontx2-af: cn10k: fix an array overflow in is_lmac_valid()

The value of "lmac_id" can be controlled by the user and if it is larger
then the number of bits in long then it reads outside the bitmap.
The highest valid value is less than MAX_LMAC_PER_CGX (4).

Fixes: 91c6945ea1f9 ("octeontx2-af: cn10k: Add RPM MAC support")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/marvell/octeontx2/af/cgx.c diff | blob | history
This is a test repository.
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