Free buffer->positions, clean up error returns that were returning

Thu May 27 16:57:30 2004  Owen Taylor  <otaylor@redhat.com>

        * pango/opentype/otlbuffer.c: Free buffer->positions,
        clean up error returns that were returning uninitialized
        values. (#139239, Behdad Esfahbod)

src/otlbuffer.c

@@ -29,11 +29,14 @@
 	while (size > new_allocated)
 	  new_allocated += (new_allocated >> 1) + 8;
 
-	if ( FT_REALLOC_ARRAY( buffer->in_string, buffer->allocated, new_allocated, OTL_GlyphItemRec ) )
+	error = FT_REALLOC_ARRAY( buffer->in_string, buffer->allocated, new_allocated, OTL_GlyphItemRec );
+	if ( error )
 	  return error;
-	if ( FT_REALLOC_ARRAY( buffer->out_string, buffer->allocated, new_allocated, OTL_GlyphItemRec ) )
+	error = FT_REALLOC_ARRAY( buffer->out_string, buffer->allocated, new_allocated, OTL_GlyphItemRec );
+	if ( error )
 	  return error;
-	if ( FT_REALLOC_ARRAY( buffer->positions, buffer->allocated, new_allocated, OTL_PositionRec ) )
+	error = FT_REALLOC_ARRAY( buffer->positions, buffer->allocated, new_allocated, OTL_PositionRec );
+	if ( error )
 	  return error;
 
 	buffer->allocated = new_allocated;
@@ -48,7 +51,8 @@
   {
     FT_Error error;
 
-    if ( FT_ALLOC( *buffer, sizeof( OTL_BufferRec ) ) )
+    error = FT_ALLOC( *buffer, sizeof( OTL_BufferRec ) );
+    if ( error ) 
       return error;
 
     (*buffer)->memory = memory;
@@ -91,6 +95,7 @@
 
     FT_FREE( buffer->in_string );
     FT_FREE( buffer->out_string );
+    FT_FREE( buffer->positions );
     FT_FREE( buffer );
 
     return FT_Err_Ok;
@@ -117,7 +122,7 @@
     OTL_GlyphItem glyph;
     
     error = otl_buffer_ensure( buffer, buffer->in_length + 1 );
-    if ( error != FT_Err_Ok )
+    if ( error )
       return error;
 
     glyph = &buffer->in_string[buffer->in_length];
@@ -165,7 +170,7 @@
     FT_UInt cluster;
 
     error = otl_buffer_ensure( buffer, buffer->out_pos + num_out );
-    if ( error != FT_Err_Ok )
+    if ( error )
       return error;
 
     properties = buffer->in_string[buffer->in_pos].properties;