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Diffstat (limited to 'src/gallium/drivers/softpipe')
-rw-r--r--src/gallium/drivers/softpipe/sp_setup.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/gallium/drivers/softpipe/sp_setup.c b/src/gallium/drivers/softpipe/sp_setup.c
index 85966bc5e4..e136cb7cf7 100644
--- a/src/gallium/drivers/softpipe/sp_setup.c
+++ b/src/gallium/drivers/softpipe/sp_setup.c
@@ -691,7 +691,7 @@ static void setup_tri_edges( struct setup_context *setup )
static void subtriangle( struct setup_context *setup,
struct edge *eleft,
struct edge *eright,
- unsigned lines )
+ int lines )
{
const struct pipe_scissor_state *cliprect = &setup->softpipe->cliprect;
const int minx = (int) cliprect->minx;
@@ -702,6 +702,7 @@ static void subtriangle( struct setup_context *setup,
int sy = (int)eleft->sy;
assert((int)eleft->sy == (int) eright->sy);
+ assert(lines >= 0);
/* clip top/bottom */
start_y = sy;