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-rw-r--r--resolv/ns_ttl.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/resolv/ns_ttl.c b/resolv/ns_ttl.c
index 079948790b..d29d9dc00c 100644
--- a/resolv/ns_ttl.c
+++ b/resolv/ns_ttl.c
@@ -113,9 +113,13 @@ ns_parse_ttl(const char *src, u_long *dst) {
 			ch = toupper(ch);
 		switch (ch) {
 		case 'W':  tmp *= 7;
+		  /* Fall through.  */
 		case 'D':  tmp *= 24;
+		  /* Fall through.  */
 		case 'H':  tmp *= 60;
+		  /* Fall through.  */
 		case 'M':  tmp *= 60;
+		  /* Fall through.  */
 		case 'S':  break;
 		default:   goto einval;
 		}