openocd: fix simple cases of NULL comparison

[openocd.git] / src / jtag / drivers / rlink.c

diff --git a/src/jtag/drivers/rlink.c b/src/jtag/drivers/rlink.c
index 07e22ffb79c37a63049621a1319952dc7bc88631..7a41a693d10232dc109d4a4d503513a4952a2488 100644 (file)
--- a/src/jtag/drivers/rlink.c
+++ b/src/jtag/drivers/rlink.c
@@ -608,7 +608,7 @@ static inline struct dtc_reply_queue_entry *dtc_queue_enqueue_reply(
        struct dtc_reply_queue_entry *rq_entry;
 
        rq_entry = malloc(sizeof(struct dtc_reply_queue_entry));
-       if (rq_entry != NULL) {
+       if (rq_entry) {
                rq_entry->scan.type = type;
                rq_entry->scan.buffer = buffer;
                rq_entry->scan.size = size;
@@ -617,7 +617,7 @@ static inline struct dtc_reply_queue_entry *dtc_queue_enqueue_reply(
                rq_entry->cmd = cmd;
                rq_entry->next = NULL;
 
-               if (dtc_queue.rq_head == NULL)
+               if (!dtc_queue.rq_head)
                        dtc_queue.rq_head = rq_entry;
                else
                        dtc_queue.rq_tail->next = rq_entry;
@@ -665,7 +665,7 @@ static int dtc_queue_run(void)
                exit(1);
        }
 
-       if (dtc_queue.rq_head != NULL) {
+       if (dtc_queue.rq_head) {
                /* process the reply, which empties the reply queue and frees its entries */
                dtc_p = reply_buffer;