From: Daniel Vetter <daniel.vetter@ffwll.ch>
To: Intel Graphics Development <intel-gfx@lists.freedesktop.org>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>,
DRI Development <dri-devel@lists.freedesktop.org>,
Daniel Vetter <daniel.vetter@intel.com>
Subject: [PATCH] drm: Fix get_property logic fumble
Date: Mon, 10 Apr 2017 13:54:45 +0200 [thread overview]
Message-ID: <20170410115445.13829-1-daniel.vetter@ffwll.ch> (raw)
Yet again I've proven that I can't negate conditions :(
Fixes: eb8eb02ed850 ("drm: Drop modeset_lock_all from the getproperty ioctl")
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Daniel Vetter <daniel.vetter@intel.com>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Sean Paul <seanpaul@chromium.org>
Reported-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
---
drivers/gpu/drm/drm_property.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/drm_property.c b/drivers/gpu/drm/drm_property.c
index 3feef0659940..3e88fa24eab3 100644
--- a/drivers/gpu/drm/drm_property.c
+++ b/drivers/gpu/drm/drm_property.c
@@ -476,7 +476,7 @@ int drm_mode_getproperty_ioctl(struct drm_device *dev,
drm_property_type_is(property, DRM_MODE_PROP_BITMASK)) {
list_for_each_entry(prop_enum, &property->enum_list, head) {
enum_count++;
- if (out_resp->count_enum_blobs <= enum_count)
+ if (out_resp->count_enum_blobs < enum_count)
continue;
if (copy_to_user(&enum_ptr[copied].value,
--
2.11.0
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next reply other threads:[~2017-04-10 11:54 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-10 11:54 Daniel Vetter [this message]
2017-04-10 12:14 ` ✓ Fi.CI.BAT: success for drm: Fix get_property logic fumble Patchwork
2017-04-10 12:37 ` [Intel-gfx] [PATCH] " Chris Wilson
2017-04-12 15:18 ` Daniel Vetter
2017-04-10 12:40 ` Maarten Lankhorst
2017-04-13 20:44 ` Andres Rodriguez
2017-04-10 17:16 ` Sean Paul
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