| Patrick Williams | 92b42cb | 2022-09-03 06:53:57 -0500 | [diff] [blame^] | 1 | From bdde833c254092a47df6c7109a9751653c82aaae Mon Sep 17 00:00:00 2001 |
| 2 | From: Alexander Kanavin <alex@linutronix.de> |
| 3 | Date: Mon, 8 Aug 2022 20:22:39 +0200 |
| 4 | Subject: [PATCH] drm-common.c: do not use invalid modifier |
| 5 | |
| 6 | Prior to kernel 5.19 this was a soft failure, but 5.19 |
| 7 | adds checks that result in a hard syscall fail. |
| 8 | |
| 9 | Upstream-Status: Submitted [https://gitlab.freedesktop.org/mesa/kmscube/-/merge_requests/33] |
| 10 | Signed-off-by: Alexander Kanavin <alex@linutronix.de> |
| 11 | --- |
| 12 | drm-common.c | 2 +- |
| 13 | 1 file changed, 1 insertion(+), 1 deletion(-) |
| 14 | |
| 15 | diff --git a/drm-common.c b/drm-common.c |
| 16 | index 5c9cca2..964e1c3 100644 |
| 17 | --- a/drm-common.c |
| 18 | +++ b/drm-common.c |
| 19 | @@ -92,7 +92,7 @@ struct drm_fb * drm_fb_get_from_bo(struct gbm_bo *bo) |
| 20 | modifiers[i] = modifiers[0]; |
| 21 | } |
| 22 | |
| 23 | - if (modifiers[0]) { |
| 24 | + if (modifiers[0] && modifiers[0] != DRM_FORMAT_MOD_INVALID) { |
| 25 | flags = DRM_MODE_FB_MODIFIERS; |
| 26 | printf("Using modifier %" PRIx64 "\n", modifiers[0]); |
| 27 | } |