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sfc: correctly initialise filter rwsem for farch
author
Bert Kenward
<bkenward@solarflare.com>
Fri, 29 Jun 2018 15:29:28 +0000
(16:29 +0100)
committer
David S. Miller
<davem@davemloft.net>
Sat, 30 Jun 2018 12:13:37 +0000
(21:13 +0900)
Fixes:
fc7a6c287ff3
("sfc: use a semaphore to lock farch filters too")
Suggested-by: Joseph Korty <joe.korty@concurrent-rt.com>
Signed-off-by: Bert Kenward <bkenward@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/sfc/farch.c
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diff --git
a/drivers/net/ethernet/sfc/farch.c
b/drivers/net/ethernet/sfc/farch.c
index
8edf209
..
e045a5d
100644
(file)
--- a/
drivers/net/ethernet/sfc/farch.c
+++ b/
drivers/net/ethernet/sfc/farch.c
@@
-2794,6
+2794,7
@@
int efx_farch_filter_table_probe(struct efx_nic *efx)
if (!state)
return -ENOMEM;
efx->filter_state = state;
+ init_rwsem(&state->lock);
table = &state->table[EFX_FARCH_FILTER_TABLE_RX_IP];
table->id = EFX_FARCH_FILTER_TABLE_RX_IP;