diff options
| author | Brian Paul <[email protected]> | 2016-10-10 15:54:09 -0600 |
|---|---|---|
| committer | Brian Paul <[email protected]> | 2017-03-31 13:30:53 -0600 |
| commit | 7753f040facc89de4dacc33f9407a4fa334bf58c (patch) | |
| tree | d38c44157279ef0d862c377615e4cc9d898dc701 /src/gallium/state_trackers/wgl | |
| parent | 7d2fa8dc105158e7d2d28763cb9ed020ae64b67f (diff) | |
stw/wgl: add null context check in wglBindTexImageARB()
To avoid dereferencing a null pointer in case wglMakeCurrent() wasn't
called. Found while debugging SWKOTOR game.
Reviewed-by: Neha Bhende <[email protected]>
Reviewed-by: Charmaine Lee <[email protected]>
Diffstat (limited to 'src/gallium/state_trackers/wgl')
| -rw-r--r-- | src/gallium/state_trackers/wgl/stw_ext_rendertexture.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/gallium/state_trackers/wgl/stw_ext_rendertexture.c b/src/gallium/state_trackers/wgl/stw_ext_rendertexture.c index 5eeb0df21f1..9d766966771 100644 --- a/src/gallium/state_trackers/wgl/stw_ext_rendertexture.c +++ b/src/gallium/state_trackers/wgl/stw_ext_rendertexture.c @@ -129,6 +129,12 @@ wglBindTexImageARB(HPBUFFERARB hPbuffer, int iBuffer) * we do here. */ + if (!curctx) { + debug_printf("No rendering context in wglBindTexImageARB()\n"); + SetLastError(ERROR_INVALID_OPERATION); + return FALSE; + } + fb = stw_framebuffer_from_HPBUFFERARB(hPbuffer); if (!fb) { debug_printf("Invalid pbuffer handle in wglBindTexImageARB()\n"); |