Apply the semantic patch rm-malloc-cast.cocci.

    for dir in library programs; do
        spatch --sp-file scripts/rm-malloc-cast.cocci --dir $dir \
        --in-place;
    done
diff --git a/library/x509.c b/library/x509.c
index a3cb669..979878a 100644
--- a/library/x509.c
+++ b/library/x509.c
@@ -445,7 +445,7 @@
             /* Mark this item as being only one in a set */
             cur->next_merged = 1;
 
-            cur->next = (x509_name *) polarssl_malloc( sizeof( x509_name ) );
+            cur->next = polarssl_malloc( sizeof( x509_name ) );
 
             if( cur->next == NULL )
                 return( POLARSSL_ERR_X509_MALLOC_FAILED );
@@ -461,7 +461,7 @@
         if( *p == end )
             return( 0 );
 
-        cur->next = (x509_name *) polarssl_malloc( sizeof( x509_name ) );
+        cur->next = polarssl_malloc( sizeof( x509_name ) );
 
         if( cur->next == NULL )
             return( POLARSSL_ERR_X509_MALLOC_FAILED );