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evas-software-x11: Fix dereference before null check(s) 

Summary: This fixes Coverity CID1270028, CID1270029, CID1270030 where
variables RGBA_Image and Native where dereferencing function input
paramaters Before null checking them.

@fix

Signed-off-by: Chris Michael <cp.michael@samsung.com>
This commit is contained in:
Chris Michael 2015-04-12 21:08:20 -04:00
parent 2a7640cb4e
commit 1438a980dd
1 changed files with 16 additions and 9 deletions
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25
src/modules/evas/engines/software_x11/evas_native_tbm.c
View File

@ -214,10 +214,12 @@ _evas_video_nv12(unsigned char *evas_data, const unsigned char *source_data, uns
static void
_native_bind_cb(void *data EINA_UNUSED, void *image, int x EINA_UNUSED, int y EINA_UNUSED, int w EINA_UNUSED, int h EINA_UNUSED)
{
RGBA_Image *im = image;
Native *n = im->native.data;
RGBA_Image *im;
Native *n;
if (!im) return;
if (!(im = image)) return;
n = im->native.data;
if ((n) && (n->ns.type == EVAS_NATIVE_SURFACE_TBM))
{
tbm_surface_info_s info;
@ -231,10 +233,12 @@ _native_bind_cb(void *data EINA_UNUSED, void *image, int x EINA_UNUSED, int y EI
static void
_native_unbind_cb(void *data EINA_UNUSED, void *image)
{
RGBA_Image *im = image;
Native *n = im->native.data;
RGBA_Image *im;
Native *n;
if (!im) return;
if (!(im = image)) return;
n = im->native.data;
if ((n) && (n->ns.type == EVAS_NATIVE_SURFACE_TBM))
{
sym_tbm_surface_unmap(n->ns.data.tbm.buffer);
@ -244,10 +248,13 @@ _native_unbind_cb(void *data EINA_UNUSED, void *image)
static void
_native_free_cb(void *data EINA_UNUSED, void *image)
{
RGBA_Image *im = image;
Native *n = im->native.data;
RGBA_Image *im;
Native *n;
if (!(im = image)) return;
n = im->native.data;
if (!im) return;
im->native.data = NULL;
im->native.func.bind = NULL;
im->native.func.unbind = NULL;