diff --git a/crypto/ansi_cprng.c b/crypto/ansi_cprng.c
index 6f5bebc..765fe76 100644
--- a/crypto/ansi_cprng.c
+++ b/crypto/ansi_cprng.c
@@ -210,7 +210,11 @@
 		byte_count = DEFAULT_BLK_SZ;
 	}
 
-	err = byte_count;
+	/*
+	 * Return 0 in case of success as mandated by the kernel
+	 * crypto API interface definition.
+	 */
+	err = 0;
 
 	dbgprint(KERN_CRIT "getting %d random bytes for context %p\n",
 		byte_count, ctx);