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From: Guchun Chen <guchun.chen@amd.com>
To: <amd-gfx@lists.freedesktop.org>, <rodrigo.siqueira@amd.com>,
	<aurabindo.pillai@amd.com>, <harry.wentland@amd.com>,
	<tianci.yin@amd.com>, <alexander.deucher@amd.com>
Cc: Guchun Chen <guchun.chen@amd.com>
Subject: [PATCH 1/2] drm/amd/display: fix incorrrect valid irq check
Date: Mon, 28 Jun 2021 17:27:29 +0800	[thread overview]
Message-ID: <20210628092730.4722-1-guchun.chen@amd.com> (raw)

valid DAL irq should be < DAL_IRQ_SOURCES_NUMBER.

Signed-off-by: Guchun Chen <guchun.chen@amd.com>
---
 drivers/gpu/drm/amd/display/dc/irq_types.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/display/dc/irq_types.h b/drivers/gpu/drm/amd/display/dc/irq_types.h
index 5f9346622301..1139b9eb9f6f 100644
--- a/drivers/gpu/drm/amd/display/dc/irq_types.h
+++ b/drivers/gpu/drm/amd/display/dc/irq_types.h
@@ -165,7 +165,7 @@ enum irq_type
 };
 
 #define DAL_VALID_IRQ_SRC_NUM(src) \
-	((src) <= DAL_IRQ_SOURCES_NUMBER && (src) > DC_IRQ_SOURCE_INVALID)
+	((src) < DAL_IRQ_SOURCES_NUMBER && (src) > DC_IRQ_SOURCE_INVALID)
 
 /* Number of Page Flip IRQ Sources. */
 #define DAL_PFLIP_IRQ_SRC_NUM \
-- 
2.17.1

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             reply	other threads:[~2021-06-28  9:27 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-28  9:27 Guchun Chen [this message]
2021-06-28  9:27 ` [PATCH 2/2] drm/amd/display: fix null pointer access in gpu reset Guchun Chen
2021-06-28  9:50   ` Quan, Evan
2021-06-28 13:54   ` Harry Wentland

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