[v3,14/19] event/dpaa: fix bitmask truncation

Message ID 20250205162448.161161-15-stephen@networkplumber.org (mailing list archive)
State Accepted, archived
Delegated to: Thomas Monjalon
Headers
Series minor fixes from PVS studio bug list |

Checks

Context Check Description
ci/checkpatch success coding style OK

Commit Message

Stephen Hemminger Feb. 5, 2025, 4:23 p.m. UTC
More bitmask truncation from mask computation.

Fixes: 0ee17f79ebd0 ("event/dpaa: add enqueue/dequeue")
Cc: sunil.kori@nxp.com
Cc: stable@dpdk.org

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
Acked-by: Hemant Agrawal <hemant.agrawal@nxp.com>
---
 drivers/event/dpaa/dpaa_eventdev.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)
  

Patch

diff --git a/drivers/event/dpaa/dpaa_eventdev.c b/drivers/event/dpaa/dpaa_eventdev.c
index 853cc1ecf9..400e0ecd1c 100644
--- a/drivers/event/dpaa/dpaa_eventdev.c
+++ b/drivers/event/dpaa/dpaa_eventdev.c
@@ -102,7 +102,7 @@  dpaa_event_enqueue_burst(void *port, const struct rte_event ev[],
 			qman_dca_index(ev[i].impl_opaque, 0);
 			mbuf = DPAA_PER_LCORE_DQRR_MBUF(i);
 			*dpaa_seqn(mbuf) = DPAA_INVALID_MBUF_SEQN;
-			DPAA_PER_LCORE_DQRR_HELD &= ~(1 << i);
+			DPAA_PER_LCORE_DQRR_HELD &= ~(UINT64_C(1) << i);
 			DPAA_PER_LCORE_DQRR_SIZE--;
 			break;
 		default:
@@ -199,11 +199,11 @@  dpaa_event_dequeue_burst(void *port, struct rte_event ev[],
 	/* Check if there are atomic contexts to be released */
 	i = 0;
 	while (DPAA_PER_LCORE_DQRR_SIZE) {
-		if (DPAA_PER_LCORE_DQRR_HELD & (1 << i)) {
+		if (DPAA_PER_LCORE_DQRR_HELD & (UINT64_C(1) << i)) {
 			qman_dca_index(i, 0);
 			mbuf = DPAA_PER_LCORE_DQRR_MBUF(i);
 			*dpaa_seqn(mbuf) = DPAA_INVALID_MBUF_SEQN;
-			DPAA_PER_LCORE_DQRR_HELD &= ~(1 << i);
+			DPAA_PER_LCORE_DQRR_HELD &= ~(UINT64_C(1) << i);
 			DPAA_PER_LCORE_DQRR_SIZE--;
 		}
 		i++;
@@ -263,11 +263,11 @@  dpaa_event_dequeue_burst_intr(void *port, struct rte_event ev[],
 	/* Check if there are atomic contexts to be released */
 	i = 0;
 	while (DPAA_PER_LCORE_DQRR_SIZE) {
-		if (DPAA_PER_LCORE_DQRR_HELD & (1 << i)) {
+		if (DPAA_PER_LCORE_DQRR_HELD & (UINT64_C(1) << i)) {
 			qman_dca_index(i, 0);
 			mbuf = DPAA_PER_LCORE_DQRR_MBUF(i);
 			*dpaa_seqn(mbuf) = DPAA_INVALID_MBUF_SEQN;
-			DPAA_PER_LCORE_DQRR_HELD &= ~(1 << i);
+			DPAA_PER_LCORE_DQRR_HELD &= ~(UINT64_C(1) << i);
 			DPAA_PER_LCORE_DQRR_SIZE--;
 		}
 		i++;