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authorStéphane Marchesin <[email protected]>2011-10-09 16:49:19 -0700
committerStéphane Marchesin <[email protected]>2011-10-10 00:15:05 -0700
commitddba509c16c4cb0630a4f4841b31953f02be6b3f (patch)
treebffacb3a2788ea84bafaccbf65a2d366dad11b2f /src/mesa
parent0f55f133f1e5b72e463441d2d388a1ec4deac1da (diff)
mesa/st: Check for a NULL _LinkedShader[i] before using it.
The rest of the linker/glsl translation code checks for NULL, so I suppose we should check here too. Fixes crash on exit with i915g instanced drawing. Reviewed-by: Ian Romanick <[email protected]>
Diffstat (limited to 'src/mesa')
-rw-r--r--src/mesa/state_tracker/st_program.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/mesa/state_tracker/st_program.c b/src/mesa/state_tracker/st_program.c
index acd3b56b905..c419c4066a1 100644
--- a/src/mesa/state_tracker/st_program.c
+++ b/src/mesa/state_tracker/st_program.c
@@ -1154,7 +1154,8 @@ destroy_shader_program_variants_cb(GLuint key, void *data, void *userData)
}
for (i = 0; i < Elements(shProg->_LinkedShaders); i++) {
- destroy_program_variants(st, shProg->_LinkedShaders[i]->Program);
+ if (shProg->_LinkedShaders[i])
+ destroy_program_variants(st, shProg->_LinkedShaders[i]->Program);
}
}
break;