crypto/bio/bss_dgram.c: annotate fallthrough (-Wimplicit-fallthrough)

Signed-off-by: Patrick Steuer <patrick.steuer@de.ibm.com>
Reviewed-by: Andy Polyakov <appro@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/4916)

(cherry picked from commit 147167548bb692dc1b772cf4ee1d0917e45b1aff)

diff --git a/crypto/bio/bss_dgram.c b/crypto/bio/bss_dgram.c
index 2358289dd12cb48b5aa4dbca04125b484251b9eb..bbf8639c648e4cafa328794148b1a0ad98d424c0 100644 (file)
--- a/crypto/bio/bss_dgram.c
+++ b/crypto/bio/bss_dgram.c
@@ -1451,6 +1451,7 @@ static long dgram_sctp_ctrl(BIO *b, int cmd, long num, void *ptr)
          * we need to deactivate an old key
          */
         data->ccs_sent = 1;
+        /* fall-through */
 
     case BIO_CTRL_DGRAM_SCTP_AUTH_CCS_RCVD:
         /* Returns 0 on success, -1 otherwise. */