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-rw-r--r--drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
index d6b12e035a7d..f36f8e1a101c 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
@@ -3134,6 +3134,7 @@ static int tid_init(struct tid_info *t)
size_t size;
unsigned int stid_bmap_size;
unsigned int natids = t->natids;
+ struct adapter *adap = container_of(t, struct adapter, tids);
stid_bmap_size = BITS_TO_LONGS(t->nstids + t->nsftids);
size = t->ntids * sizeof(*t->tid_tab) +
@@ -3167,6 +3168,11 @@ static int tid_init(struct tid_info *t)
t->afree = t->atid_tab;
}
bitmap_zero(t->stid_bmap, t->nstids + t->nsftids);
+ /* Reserve stid 0 for T4/T5 adapters */
+ if (!t->stid_base &&
+ (is_t4(adap->params.chip) || is_t5(adap->params.chip)))
+ __set_bit(0, t->stid_bmap);
+
return 0;
}