From 276d43f0ae963312c0cd0e2b9a85fd11ac65dfcc Mon Sep 17 00:00:00 2001 From: Denis Bolotin Date: Mon, 19 Nov 2018 16:28:30 +0200 Subject: qed: Fix bitmap_weight() check Fix the condition which verifies that only one flag is set. The API bitmap_weight() should receive size in bits instead of bytes. Fixes: b5a9ee7cf3be ("qed: Revise QM cofiguration") Signed-off-by: Denis Bolotin Signed-off-by: Michal Kalderon Signed-off-by: David S. Miller --- drivers/net/ethernet/qlogic/qed/qed_dev.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/net/ethernet/qlogic/qed/qed_dev.c b/drivers/net/ethernet/qlogic/qed/qed_dev.c index cff141077558..9b41e4ba53e5 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_dev.c +++ b/drivers/net/ethernet/qlogic/qed/qed_dev.c @@ -485,8 +485,11 @@ static u16 *qed_init_qm_get_idx_from_flags(struct qed_hwfn *p_hwfn, struct qed_qm_info *qm_info = &p_hwfn->qm_info; /* Can't have multiple flags set here */ - if (bitmap_weight((unsigned long *)&pq_flags, sizeof(pq_flags)) > 1) + if (bitmap_weight((unsigned long *)&pq_flags, + sizeof(pq_flags) * BITS_PER_BYTE) > 1) { + DP_ERR(p_hwfn, "requested multiple pq flags 0x%x\n", pq_flags); goto err; + } switch (pq_flags) { case PQ_FLAGS_RLS: -- cgit v1.2.3