Fix missing return value checks

Ensure that all functions have their return values checked where
appropriate. This covers all functions defined and called from within
libssl.

Reviewed-by: Richard Levitte <levitte@openssl.org>

1 files changed, 4 insertions, 2 deletions

diff --git a/ssl/s23_clnt.c b/ssl/s23_clnt.c
index e04d3af9f6..21a32bce70 100644
--- a/ssl/s23_clnt.c
+++ b/ssl/s23_clnt.c
@@ -157,8 +157,10 @@ int ssl23_connect(SSL *s)
         cb = s->ctx->info_callback;
 
     s->in_handshake++;
-    if (!SSL_in_init(s) || SSL_in_before(s))
-        SSL_clear(s);
+    if (!SSL_in_init(s) || SSL_in_before(s)) {
+        if(!SSL_clear(s))
+            return -1;
+    }
 
     for (;;) {
         state = s->state;