cxgb4: smt: Add lock for atomic_dec_and_test

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The atomic_dec_and_test() is not safe because it is
outside of locks.
Move the locks of t4_smte_free() to its caller,
cxgb4_smt_release() to protect the atomic decrement.

Fixes: 3bdb376e69 ("cxgb4: introduce SMT ops to prepare for SMAC rewrite support")
Signed-off-by: Chuhong Yuan <hslester96@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Chuhong Yuan 2019-08-06 10:58:46 +08:00 • committed by David S. Miller

parent e858ef1cd4

commit 4a8937b838

1 changed files with 2 additions and 2 deletions

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drivers/net/ethernet/chelsio/cxgb4/smt.c

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