From: Bernard Zhao <bernard@vivo.com>
To: "Harry Wentland" <harry.wentland@amd.com>,
"Leo Li" <sunpeng.li@amd.com>,
"Rodrigo Siqueira" <Rodrigo.Siqueira@amd.com>,
"Alex Deucher" <alexander.deucher@amd.com>,
"Christian König" <christian.koenig@amd.com>,
"Pan, Xinhui" <Xinhui.Pan@amd.com>,
"David Airlie" <airlied@linux.ie>,
"Daniel Vetter" <daniel@ffwll.ch>,
"Solomon Chiu" <solomon.chiu@amd.com>,
"Li, Roman" <Roman.Li@amd.com>,
"Dmytro Laktyushkin" <Dmytro.Laktyushkin@amd.com>,
"Eric Bernstein" <Eric.Bernstein@amd.com>,
"Bernard Zhao" <bernard@vivo.com>,
"Atufa Khan" <Atufa.Khan@amd.com>,
"Jimmy Kizito" <Jimmy.Kizito@amd.com>,
amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
linux-kernel@vger.kernel.org
Subject: [PATCH] drm/amd/display: remove no need NULL check before kfree
Date: Mon, 15 Nov 2021 17:47:50 -0800 [thread overview]
Message-ID: <20211116014752.26868-1-bernard@vivo.com> (raw)
This change is to cleanup the code a bit.
Signed-off-by: Bernard Zhao <bernard@vivo.com>
---
.../drm/amd/display/dc/dcn10/dcn10_resource.c | 18 ++++++------------
1 file changed, 6 insertions(+), 12 deletions(-)
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 f37551e00023..0090550d4aee 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
@@ -978,10 +978,8 @@ static void dcn10_resource_destruct(struct dcn10_resource_pool *pool)
pool->base.mpc = NULL;
}
- if (pool->base.hubbub != NULL) {
- kfree(pool->base.hubbub);
- pool->base.hubbub = NULL;
- }
+ kfree(pool->base.hubbub);
+ pool->base.hubbub = NULL;
for (i = 0; i < pool->base.pipe_count; i++) {
if (pool->base.opps[i] != NULL)
@@ -1011,14 +1009,10 @@ static void dcn10_resource_destruct(struct dcn10_resource_pool *pool)
for (i = 0; i < pool->base.res_cap->num_ddc; i++) {
if (pool->base.engines[i] != NULL)
dce110_engine_destroy(&pool->base.engines[i]);
- if (pool->base.hw_i2cs[i] != NULL) {
- kfree(pool->base.hw_i2cs[i]);
- pool->base.hw_i2cs[i] = NULL;
- }
- if (pool->base.sw_i2cs[i] != NULL) {
- kfree(pool->base.sw_i2cs[i]);
- pool->base.sw_i2cs[i] = NULL;
- }
+ kfree(pool->base.hw_i2cs[i]);
+ pool->base.hw_i2cs[i] = NULL;
+ kfree(pool->base.sw_i2cs[i]);
+ pool->base.sw_i2cs[i] = NULL;
}
for (i = 0; i < pool->base.audio_count; i++) {
--
2.33.1
next reply other threads:[~2021-11-16 9:15 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-16 1:47 Bernard Zhao [this message]
2021-11-17 21:37 ` [PATCH] drm/amd/display: remove no need NULL check before kfree Alex Deucher
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