X-Git-Url: https://git.openssl.org/?p=openssl.git;a=blobdiff_plain;f=ssl%2Fbio_ssl.c;h=639b10556a30a257a961c927091dbbf12b8d2829;hp=99f8b5e524ec9dc53ff91020b2e814cd77892974;hb=6b33d10686993191a99ad758cb59fb89c3d7abda;hpb=69f682374868ba2b19a8aeada496bf03dbb037cf

diff --git a/ssl/bio_ssl.c b/ssl/bio_ssl.c
index 99f8b5e524..639b10556a 100644
--- a/ssl/bio_ssl.c
+++ b/ssl/bio_ssl.c
@@ -101,14 +101,12 @@ BIO_METHOD *BIO_f_ssl(void)
 
 static int ssl_new(BIO *bi)
 {
-    BIO_SSL *bs;
+    BIO_SSL *bs = OPENSSL_zalloc(sizeof(*bs));
 
-    bs = (BIO_SSL *)OPENSSL_malloc(sizeof(BIO_SSL));
     if (bs == NULL) {
         BIOerr(BIO_F_SSL_NEW, ERR_R_MALLOC_FAILURE);
         return (0);
     }
-    memset(bs, 0, sizeof(BIO_SSL));
     bi->init = 0;
     bi->ptr = (char *)bs;
     bi->flags = 0;
@@ -125,13 +123,12 @@ static int ssl_free(BIO *a)
     if (bs->ssl != NULL)
         SSL_shutdown(bs->ssl);
     if (a->shutdown) {
-        if (a->init && (bs->ssl != NULL))
+        if (a->init)
             SSL_free(bs->ssl);
         a->init = 0;
         a->flags = 0;
     }
-    if (a->ptr != NULL)
-        OPENSSL_free(a->ptr);
+    OPENSSL_free(a->ptr);
     return (1);
 }
 
@@ -292,7 +289,7 @@ static long ssl_ctrl(BIO *b, int cmd, long num, void *ptr)
         else if (ssl->handshake_func == ssl->method->ssl_accept)
             SSL_set_accept_state(ssl);
 
-        if(!SSL_clear(ssl)) {
+        if (!SSL_clear(ssl)) {
             ret = 0;
             break;
         }
@@ -416,8 +413,7 @@ static long ssl_ctrl(BIO *b, int cmd, long num, void *ptr)
         break;
     case BIO_CTRL_DUP:
         dbio = (BIO *)ptr;
-        if (((BIO_SSL *)dbio->ptr)->ssl != NULL)
-            SSL_free(((BIO_SSL *)dbio->ptr)->ssl);
+        SSL_free(((BIO_SSL *)dbio->ptr)->ssl);
         ((BIO_SSL *)dbio->ptr)->ssl = SSL_dup(ssl);
         ((BIO_SSL *)dbio->ptr)->renegotiate_count =
             ((BIO_SSL *)b->ptr)->renegotiate_count;
@@ -503,10 +499,8 @@ BIO *BIO_new_buffer_ssl_connect(SSL_CTX *ctx)
         goto err;
     return (ret);
  err:
-    if (buf != NULL)
-        BIO_free(buf);
-    if (ssl != NULL)
-        BIO_free(ssl);
+    BIO_free(buf);
+    BIO_free(ssl);
 #endif
     return (NULL);
 }
@@ -524,8 +518,7 @@ BIO *BIO_new_ssl_connect(SSL_CTX *ctx)
         goto err;
     return (ret);
  err:
-    if (con != NULL)
-        BIO_free(con);
+    BIO_free(con);
 #endif
     return (NULL);
 }
@@ -559,7 +552,8 @@ int BIO_ssl_copy_session_id(BIO *t, BIO *f)
     if ((((BIO_SSL *)t->ptr)->ssl == NULL) ||
         (((BIO_SSL *)f->ptr)->ssl == NULL))
         return (0);
-    SSL_copy_session_id(((BIO_SSL *)t->ptr)->ssl, ((BIO_SSL *)f->ptr)->ssl);
+    if (!SSL_copy_session_id(((BIO_SSL *)t->ptr)->ssl, ((BIO_SSL *)f->ptr)->ssl))
+        return 0;
     return (1);
 }