diff --git a/scst/src/scst_pres.c b/scst/src/scst_pres.c
index c20edd010..9e7dbb1d9 100644
--- a/scst/src/scst_pres.c
+++ b/scst/src/scst_pres.c
@@ -2566,7 +2566,7 @@ void scst_pr_read_reservation(struct scst_cmd *cmd, uint8_t *buffer,
 	int buffer_size)
 {
 	struct scst_device *dev = cmd->dev;
-	uint8_t b[24];
+	uint8_t b[24] = { };
 	int size = 0;
 
 	TRACE_ENTRY();
@@ -2579,8 +2579,6 @@ void scst_pr_read_reservation(struct scst_cmd *cmd, uint8_t *buffer,
 		goto out;
 	}
 
-	memset(b, 0, sizeof(b));
-
 	put_unaligned_be32(dev->pr_generation, &b[0]);
 
 	if (!dev->pr_is_set) {