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authorEric Anholt <eric@anholt.net>2008-02-15 13:48:11 -0800
committerEric Anholt <eric@anholt.net>2008-02-15 13:48:11 -0800
commitc741d287ecce1bd95d4e024d60e274abfcfbe22f (patch)
tree05d265aa3494b4a85ee2ef712d7278654c107832 /src/mesa/drivers
parenteed5e6f40f1728ae5ae346d44ce45ba767bbf24c (diff)
[intel] Allow attIndex to be negative to avoid defeating the >= 0 check.
Otherwise, we would go wildly out of bounds if passed -1 (no renderbuffer), such as while doing LOCK_HARDWARE with glDrawBuffer(GL_NONE).
Diffstat (limited to 'src/mesa/drivers')
-rw-r--r--src/mesa/drivers/dri/intel/intel_fbo.c2
-rw-r--r--src/mesa/drivers/dri/intel/intel_fbo.h2
2 files changed, 2 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_fbo.c b/src/mesa/drivers/dri/intel/intel_fbo.c
index c430e90382..94d499f001 100644
--- a/src/mesa/drivers/dri/intel/intel_fbo.c
+++ b/src/mesa/drivers/dri/intel/intel_fbo.c
@@ -69,7 +69,7 @@ intel_renderbuffer(struct gl_renderbuffer *rb)
struct intel_renderbuffer *
-intel_get_renderbuffer(struct gl_framebuffer *fb, GLuint attIndex)
+intel_get_renderbuffer(struct gl_framebuffer *fb, int attIndex)
{
if (attIndex >= 0)
return intel_renderbuffer(fb->Attachment[attIndex].Renderbuffer);
diff --git a/src/mesa/drivers/dri/intel/intel_fbo.h b/src/mesa/drivers/dri/intel/intel_fbo.h
index 2fda7dca00..c90c84b48c 100644
--- a/src/mesa/drivers/dri/intel/intel_fbo.h
+++ b/src/mesa/drivers/dri/intel/intel_fbo.h
@@ -98,7 +98,7 @@ extern void intel_fbo_init(struct intel_context *intel);
/* XXX make inline or macro */
extern struct intel_renderbuffer *intel_get_renderbuffer(struct gl_framebuffer
*fb,
- GLuint attIndex);
+ int attIndex);
extern void intel_flip_renderbuffers(struct intel_framebuffer *intel_fb);