A simplified version of the semantic match that finds this problem is as
follows: (http://coccinelle.lip6.fr/)

// <smpl>
@r1@
statement S;
position p,p1;
@@
S@p1;@p

@script:python r2@
p << r1.p;
p1 << r1.p1;
@@
if p[0].line != p1[0].line_end:
        cocci.include_match(False)
@@
position r1.p;
@@
-;@p
// </smpl>

Signed-off-by: Peter Senna Tschudin <peter.se...@gmail.com>

---

The full version of the semantic patch can be found at:
http://www.mail-archive.com/cocci@systeme.lip6.fr/msg00014.html

 drivers/gpu/drm/radeon/evergreen_cs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/radeon/evergreen_cs.c 
b/drivers/gpu/drm/radeon/evergreen_cs.c
index 573ed1b..5daf0c5 100644
--- a/drivers/gpu/drm/radeon/evergreen_cs.c
+++ b/drivers/gpu/drm/radeon/evergreen_cs.c
@@ -264,7 +264,7 @@ static int evergreen_surface_check_2d(struct 
radeon_cs_parser *p,
        /* macro tile width & height */
        palign = (8 * surf->bankw * track->npipes) * surf->mtilea;
        halign = (8 * surf->bankh * surf->nbanks) / surf->mtilea;
-       mtileb = (palign / 8) * (halign / 8) * tileb;;
+       mtileb = (palign / 8) * (halign / 8) * tileb;
        mtile_pr = surf->nbx / palign;
        mtile_ps = (mtile_pr * surf->nby) / halign;
        surf->layer_size = mtile_ps * mtileb * slice_pt;
-- 
1.7.11.7

_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/dri-devel

Reply via email to