drm: off by one in drm_edid.c

m == num_est3_modes is one past the end of the est3_modes[]. Signed-off-by: Dan Carpenter <error27@gmail.com> Reviewed-by: Adam Jackson <ajax@redhat.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
git-mirror · May 18, 2010 · 0ddfa7d · 0ddfa7d
1 parent 3b9676e
commit 0ddfa7d
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
@@ -1383,7 +1383,7 @@ drm_est3_modes(struct drm_connector *connector, struct detailed_timing *timing)
 	for (i = 0; i < 6; i++) {
 		for (j = 7; j > 0; j--) {
 			m = (i * 8) + (7 - j);
-			if (m > num_est3_modes)
+			if (m >= num_est3_modes)
 				break;
 			if (est[i] & (1 << j)) {
 				mode = drm_find_dmt(connector->dev,