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Bug 1929 - SDL_Texture* from SDL_CreateTexture() causes GL_BindTexture() to segfault
Summary: SDL_Texture* from SDL_CreateTexture() causes GL_BindTexture() to segfault
Status: RESOLVED FIXED
Alias: None
Product: SDL
Classification: Unclassified
Component: video (show other bugs)
Version: HG 2.0
Hardware: x86_64 Linux
: P2 major
Assignee: Sam Lantinga
QA Contact: Sam Lantinga
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2013-06-25 21:45 UTC by Charles Huber
Modified: 2013-06-25 23:22 UTC (History)
0 users

See Also:

Attachments
Demo program (820 bytes, text/plain)
2013-06-25 21:45 UTC, Charles Huber 		Details
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Description Charles Huber 2013-06-25 21:45:40 UTC 
Created attachment 1197 [details]
Demo program

If SDL_CreateTexture() takes the !IsSupportedFormat() path it will return a SDL_Texture* with a NULL driverdata member.

If you then SDL_GL_BindTexture() this will cause a segfault in GL_BindTexture() when it unconditionally dereferences driverdata.

Debian Wheezy, binary Radeon drivers on a "AMD Radeon HD 6900 Series".

SDL2 built from "changeset: 7317:37b77749523b".
Comment 1 Sam Lantinga 2013-06-25 23:22:04 UTC 
Fixed, thanks for the report!
http://hg.libsdl.org/SDL/rev/46a5a6b8678e