diff options
Diffstat (limited to 'png/pngmem.c')
| -rw-r--r-- | png/pngmem.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/png/pngmem.c b/png/pngmem.c index 58241c628..aeed12f76 100644 --- a/png/pngmem.c +++ b/png/pngmem.c @@ -1,7 +1,7 @@ /* pngmem.c - stub functions for memory allocation * - * Last changed in libpng 1.2.13 November 13, 2006 + * Last changed in libpng 1.2.30 [August 15, 2008] * For conditions of distribution and use, see copyright notice in png.h * Copyright (c) 1998-2008 Glenn Randers-Pehrson * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger) @@ -16,7 +16,6 @@ #define PNG_INTERNAL #include "png.h" - #if defined(PNG_READ_SUPPORTED) || defined(PNG_WRITE_SUPPORTED) /* Borland DOS special memory handler */ @@ -273,6 +272,7 @@ png_malloc_default(png_structp png_ptr, png_uint_32 size) /* free a pointer allocated by png_malloc(). In the default configuration, png_ptr is not used, but is passed in case it is needed. If ptr is NULL, return without taking any action. */ + void PNGAPI png_free(png_structp png_ptr, png_voidp ptr) { @@ -293,7 +293,7 @@ png_free_default(png_structp png_ptr, png_voidp ptr) { #endif /* PNG_USER_MEM_SUPPORTED */ - if(png_ptr == NULL) return; + if (png_ptr == NULL || ptr == NULL) return; if (png_ptr->offset_table != NULL) { @@ -456,7 +456,7 @@ png_malloc_default(png_structp png_ptr, png_uint_32 size) if (size > (png_uint_32)65536L) { #ifndef PNG_USER_MEM_SUPPORTED - if(png_ptr->flags&PNG_FLAG_MALLOC_NULL_MEM_OK) == 0) + if ((png_ptr->flags&PNG_FLAG_MALLOC_NULL_MEM_OK) == 0) png_error(png_ptr, "Cannot Allocate > 64K"); else #endif @@ -587,7 +587,8 @@ void PNGAPI png_set_mem_fn(png_structp png_ptr, png_voidp mem_ptr, png_malloc_ptr malloc_fn, png_free_ptr free_fn) { - if(png_ptr != NULL) { + if (png_ptr != NULL) + { png_ptr->mem_ptr = mem_ptr; png_ptr->malloc_fn = malloc_fn; png_ptr->free_fn = free_fn; |