Remove outdated RC4 files

[openssl.git] / ssl / d1_both.c

diff --git a/ssl/d1_both.c b/ssl/d1_both.c
index c3552e92764b9849680b63453b3184edb4c1acf7..3af3ba15cc0ea8f585b553f575fc83817ee28004 100644 (file)
--- a/ssl/d1_both.c
+++ b/ssl/d1_both.c
@@ -170,12 +170,12 @@ static hm_fragment *dtls1_hm_fragment_new(unsigned long frag_len,
     unsigned char *buf = NULL;
     unsigned char *bitmask = NULL;
 
-    frag = (hm_fragment *)OPENSSL_malloc(sizeof(hm_fragment));
+    frag = OPENSSL_malloc(sizeof(hm_fragment));
     if (frag == NULL)
         return NULL;
 
     if (frag_len) {
-        buf = (unsigned char *)OPENSSL_malloc(frag_len);
+        buf = OPENSSL_malloc(frag_len);
         if (buf == NULL) {
             OPENSSL_free(frag);
             return NULL;
@@ -187,11 +187,9 @@ static hm_fragment *dtls1_hm_fragment_new(unsigned long frag_len,
 
     /* Initialize reassembly bitmask if necessary */
     if (reassembly) {
-        bitmask =
-            (unsigned char *)OPENSSL_malloc(RSMBLY_BITMASK_SIZE(frag_len));
+        bitmask = OPENSSL_malloc(RSMBLY_BITMASK_SIZE(frag_len));
         if (bitmask == NULL) {
-            if (buf != NULL)
-                OPENSSL_free(buf);
+            OPENSSL_free(buf);
             OPENSSL_free(frag);
             return NULL;
         }
@@ -205,17 +203,16 @@ static hm_fragment *dtls1_hm_fragment_new(unsigned long frag_len,
 
 void dtls1_hm_fragment_free(hm_fragment *frag)
 {
-
+    if (!frag)
+        return;
     if (frag->msg_header.is_ccs) {
         EVP_CIPHER_CTX_free(frag->msg_header.
                             saved_retransmit_state.enc_write_ctx);
         EVP_MD_CTX_destroy(frag->msg_header.
                            saved_retransmit_state.write_hash);
     }
-    if (frag->fragment)
-        OPENSSL_free(frag->fragment);
-    if (frag->reassembly)
-        OPENSSL_free(frag->reassembly);
+    OPENSSL_free(frag->fragment);
+    OPENSSL_free(frag->reassembly);
     OPENSSL_free(frag);
 }
 
@@ -728,7 +725,7 @@ dtls1_reassemble_fragment(SSL *s, const struct hm_header_st *msg_hdr, int *ok)
     return DTLS1_HM_FRAGMENT_RETRY;
 
  err:
-    if (frag != NULL && item == NULL)
+    if (item == NULL)
         dtls1_hm_fragment_free(frag);
     *ok = 0;
     return i;
@@ -825,7 +822,7 @@ dtls1_process_out_of_seq_message(SSL *s, const struct hm_header_st *msg_hdr,
     return DTLS1_HM_FRAGMENT_RETRY;
 
  err:
-    if (frag != NULL && item == NULL)
+    if (item == NULL)
         dtls1_hm_fragment_free(frag);
     *ok = 0;
     return i;