cib: check (write > read) explicitly

7 years ago · e7b86361e2
parent b5050539a2
commit e7b86361e2
1 changed files with 1 additions and 3 deletions
--- a/core/include/cib.h
+++ b/core/include/cib.h
@ -79,9 +79,7 @@ static inline unsigned int cib_avail(cib_t *__restrict cib)
 */
 static inline int cib_get(cib_t *__restrict cib)
 {
-    unsigned int avail = cib_avail(cib);
-
-    if (avail > 0) {
+    if (cib->write_count > cib->read_count) {
        return (int) (cib->read_count++ & cib->mask);
    }