From: Navid Emamdoost <navid.emamdoost@gmail.com>
To: unlisted-recipients:; (no To-header on input)
Cc: emamd001@umn.edu, smccaman@umn.edu, kjlu@umn.edu,
"Navid Emamdoost" <navid.emamdoost@gmail.com>,
"Harry Wentland" <harry.wentland@amd.com>,
"Leo Li" <sunpeng.li@amd.com>,
"Alex Deucher" <alexander.deucher@amd.com>,
"Christian König" <christian.koenig@amd.com>,
"David (ChunMing) Zhou" <David1.Zhou@amd.com>,
"David Airlie" <airlied@linux.ie>,
"Daniel Vetter" <daniel@ffwll.ch>,
"Bhawanpreet Lakha" <Bhawanpreet.Lakha@amd.com>,
"Tony Cheng" <Tony.Cheng@amd.com>,
"Dmytro Laktyushkin" <Dmytro.Laktyushkin@amd.com>,
"Eric Yang" <Eric.Yang2@amd.com>, "Jun Lei" <Jun.Lei@amd.com>,
"David Francis" <David.Francis@amd.com>,
"Wesley Chalmers" <Wesley.Chalmers@amd.com>,
"Nicholas Kazlauskas" <nicholas.kazlauskas@amd.com>,
"Aidan Wood" <Aidan.Wood@amd.com>,
"Ken Chalmers" <ken.chalmers@amd.com>,
"Eric Bernstein" <Eric.Bernstein@amd.com>,
"Roman Li" <Roman.Li@amd.com>, "Wang Hai" <wanghai26@huawei.com>,
"Thomas Lim" <Thomas.Lim@amd.com>,
"Su Sung Chung" <Su.Chung@amd.com>,
"hersen wu" <hersenxs.wu@amd.com>,
"Nikola Cornij" <nikola.cornij@amd.com>,
"Charlene Liu" <Charlene.Liu@amd.com>,
amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
linux-kernel@vger.kernel.org
Subject: [PATCH] drm/amd/display: memory leak
Date: Mon, 16 Sep 2019 22:20:44 -0500 [thread overview]
Message-ID: <20190917032106.32342-1-navid.emamdoost@gmail.com> (raw)
In dcn*_clock_source_create when dcn20_clk_src_construct fails allocated
clk_src needs release.
Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
---
drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c | 3 ++-
drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c | 1 +
drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c | 1 +
drivers/gpu/drm/amd/display/dc/dce120/dce120_resource.c | 1 +
drivers/gpu/drm/amd/display/dc/dce80/dce80_resource.c | 1 +
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c | 1 +
drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c | 1 +
7 files changed, 8 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c b/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c
index 6248c8455314..21de230b303a 100644
--- a/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c
@@ -667,7 +667,8 @@ struct clock_source *dce100_clock_source_create(
clk_src->base.dp_clk_src = dp_clk_src;
return &clk_src->base;
}
-
+
+ kfree(clk_src);
BREAK_TO_DEBUGGER();
return NULL;
}
diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c
index 764329264c3b..0cb83b0e0e1e 100644
--- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c
@@ -714,6 +714,7 @@ struct clock_source *dce110_clock_source_create(
return &clk_src->base;
}
+ kfree(clk_src);
BREAK_TO_DEBUGGER();
return NULL;
}
diff --git a/drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c b/drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c
index c6136e0ed1a4..147d77173e2b 100644
--- a/drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c
@@ -687,6 +687,7 @@ struct clock_source *dce112_clock_source_create(
return &clk_src->base;
}
+ kfree(clk_src);
BREAK_TO_DEBUGGER();
return NULL;
}
diff --git a/drivers/gpu/drm/amd/display/dc/dce120/dce120_resource.c b/drivers/gpu/drm/amd/display/dc/dce120/dce120_resource.c
index 4a6ba3173a5a..0b5eeff17d00 100644
--- a/drivers/gpu/drm/amd/display/dc/dce120/dce120_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dce120/dce120_resource.c
@@ -500,6 +500,7 @@ static struct clock_source *dce120_clock_source_create(
return &clk_src->base;
}
+ kfree(clk_src);
BREAK_TO_DEBUGGER();
return NULL;
}
diff --git a/drivers/gpu/drm/amd/display/dc/dce80/dce80_resource.c b/drivers/gpu/drm/amd/display/dc/dce80/dce80_resource.c
index 860a524ebcfa..952440893fbb 100644
--- a/drivers/gpu/drm/amd/display/dc/dce80/dce80_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dce80/dce80_resource.c
@@ -701,6 +701,7 @@ struct clock_source *dce80_clock_source_create(
return &clk_src->base;
}
+ kfree(clk_src);
BREAK_TO_DEBUGGER();
return NULL;
}
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
index a12530a3ab9c..3f25e8da5396 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
@@ -786,6 +786,7 @@ struct clock_source *dcn10_clock_source_create(
return &clk_src->base;
}
+ kfree(clk_src);
BREAK_TO_DEBUGGER();
return NULL;
}
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
index b949e202d6cb..418fdcf1f492 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
@@ -955,6 +955,7 @@ struct clock_source *dcn20_clock_source_create(
return &clk_src->base;
}
+ kfree(clk_src)
BREAK_TO_DEBUGGER();
return NULL;
}
--
2.17.1
next reply other threads:[~2019-09-17 3:21 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-17 3:20 Navid Emamdoost [this message]
2019-10-01 17:51 ` [PATCH] drm/amd/display: memory leak Navid Emamdoost
2019-10-02 13:52 ` Alex Deucher
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