Fixed NULL pointer dereference

--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%403496
This commit is contained in:
Sam Lantinga 2009-01-13 03:53:22 +00:00
parent aa47998f53
commit 97baa9c439
3 changed files with 9 additions and 5 deletions

View File

@ -25,8 +25,9 @@ Thanks to everyone who made this possible, including:
* Szymon "Wilku" Wilczek for adding support for multiple mice and tablets
during the Google Summer of Code 2008
* Marty Leisner, Andrew, Will, Edgar Simo, Donny Viszneki, and Couriersud
for helping find SDL 1.3 bugs in the great SDL Bug Hunt of January 2009!
* Marty Leisner, Andrew, Will, Edgar Simo, Donny Viszneki, Andrea Mazzoleni,
and Couriersud for helping find SDL 1.3 bugs in the great SDL Bug Hunt
of January 2009!
* Donny Viszneki for helping fix SDL 1.3 bugs in the great SDL Bug Hunt of
January 2009!

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@ -228,8 +228,7 @@ extern DECLSPEC const SDL_VideoInfo *SDLCALL SDL_GetVideoInfo(void);
extern DECLSPEC int SDLCALL SDL_VideoModeOK(int width,
int height,
int bpp, Uint32 flags);
extern DECLSPEC SDL_Rect **SDLCALL SDL_ListModes(SDL_PixelFormat * format,
Uint32 flags);
extern DECLSPEC SDL_Rect **SDLCALL SDL_ListModes(const SDL_PixelFormat * format, Uint32 flags);
extern DECLSPEC SDL_Surface *SDLCALL SDL_SetVideoMode(int width,
int height,
int bpp, Uint32 flags);

View File

@ -114,7 +114,7 @@ SDL_VideoModeOK(int width, int height, int bpp, Uint32 flags)
}
SDL_Rect **
SDL_ListModes(SDL_PixelFormat * format, Uint32 flags)
SDL_ListModes(const SDL_PixelFormat * format, Uint32 flags)
{
int i, nmodes;
SDL_Rect **modes;
@ -127,6 +127,10 @@ SDL_ListModes(SDL_PixelFormat * format, Uint32 flags)
return (SDL_Rect **) (-1);
}
if (!format) {
format = SDL_GetVideoInfo()->vfmt;
}
/* Memory leak, but this is a compatibility function, who cares? */
nmodes = 0;
modes = NULL;