commit f1eb918dc873529d728fc2660fee11e18df451a2
author Glenn Randers-Pehrson <glennrp at users.sourceforge.net> Mon Feb 08 15:36:41 2010 -0600
committer Glenn Randers-Pehrson <glennrp at users.sourceforge.net> Mon Feb 08 15:42:16 2010 -0600
tree 62604275fbfbdc33c610ba9625b32b006001b956
parent 3c6df196b53c6e8fab427d9d41768d21ffb32ae9

[devel] Imported from libpng-1.5.0beta03.tar

pngpread.c

diff --git a/pngpread.c b/pngpread.c
index 0d774ee..fad32b8 100644
--- a/pngpread.c
+++ b/pngpread.c
@@ -701,8 +701,13 @@
 
       new_max = png_ptr->save_buffer_size + png_ptr->current_buffer_size + 256;
       old_buffer = png_ptr->save_buffer;
-      png_ptr->save_buffer = (png_bytep)png_malloc(png_ptr,
+      png_ptr->save_buffer = (png_bytep)png_malloc_warn(png_ptr,
          (png_size_t)new_max);
+      if (png_ptr->save_buffer == NULL)
+      {
+        png_free(png_ptr, old_buffer);
+        png_error(png_ptr, "Insufficient memory for save_buffer");
+      }
       png_memcpy(png_ptr->save_buffer, old_buffer, png_ptr->save_buffer_size);
       png_free(png_ptr, old_buffer);
       png_ptr->save_buffer_max = new_max;