[PATCH] liquidio CN23XX: check if PENDING bit is clear using logical and
From: Colin King <hidden>
Date: 2016-11-18 18:45:48
Also in:
lkml
Subsystem:
cavium liquidio network driver, networking drivers, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Colin Ian King <redacted> the mbox state should be bitwise anded rather than logically anded with OCTEON_MBOX_STATE_RESPONSE_PENDING. Fix this by using the correct & operator instead of &&. Signed-off-by: Colin Ian King <redacted> --- drivers/net/ethernet/cavium/liquidio/octeon_mailbox.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_mailbox.c b/drivers/net/ethernet/cavium/liquidio/octeon_mailbox.c
index 5309384..73696b42 100644
--- a/drivers/net/ethernet/cavium/liquidio/octeon_mailbox.c
+++ b/drivers/net/ethernet/cavium/liquidio/octeon_mailbox.c@@ -301,7 +301,7 @@ int octeon_mbox_process_message(struct octeon_mbox *mbox) sizeof(struct octeon_mbox_cmd)); if (!mbox_cmd.msg.s.resp_needed) { mbox->state &= ~OCTEON_MBOX_STATE_REQUEST_RECEIVED; - if (!(mbox->state && + if (!(mbox->state & OCTEON_MBOX_STATE_RESPONSE_PENDING)) mbox->state = OCTEON_MBOX_STATE_IDLE; writeq(OCTEON_PFVFSIG, mbox->mbox_read_reg);
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2.10.2