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-rw-r--r--lib/network.h18
1 files changed, 17 insertions, 1 deletions
diff --git a/lib/network.h b/lib/network.h
index 83c9e59e76..4a9666984f 100644
--- a/lib/network.h
+++ b/lib/network.h
@@ -45,7 +45,23 @@ extern int set_cloexec(int fd);
extern float htonf(float);
extern float ntohf(float);
-extern long frr_weak_random(void);
+/**
+ * Helper function that returns a random long value. The main purpose of
+ * this function is to hide a `random()` call that gets flagged by coverity
+ * scan and put it into one place.
+ *
+ * The main usage of this function should be for generating jitter or weak
+ * random values for simple purposes.
+ *
+ * See 'man 3 random' for more information.
+ *
+ * \returns random long integer.
+ */
+static inline long frr_weak_random(void)
+{
+ /* coverity[dont_call] */
+ return random();
+}
#ifdef __cplusplus
}