linux-kernel - [PATCH] drm/omapdrm: Remove a useless bitmap

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Date:   Wed, 15 Dec 2021 22:04:20 +0100
From:   Christophe JAILLET <christophe.jaillet@...adoo.fr>
To:     tomba@...nel.org, airlied@...ux.ie, daniel@...ll.ch
Cc:     dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        kernel-janitors@...r.kernel.org,
        Christophe JAILLET <christophe.jaillet@...adoo.fr>
Subject: [PATCH] drm/omapdrm: Remove a useless bitmap_clear() call

The 'tcm->bitmap' is kzalloc'ed just a few lines above, at the same time as
'tcm'. There is no need to initialize it another time here.

Remove the useless bitmap_clear() call.

Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
---
 drivers/gpu/drm/omapdrm/tcm-sita.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/gpu/drm/omapdrm/tcm-sita.c b/drivers/gpu/drm/omapdrm/tcm-sita.c
index fde0208ec01e..e2c7340c5ac4 100644
--- a/drivers/gpu/drm/omapdrm/tcm-sita.c
+++ b/drivers/gpu/drm/omapdrm/tcm-sita.c
@@ -239,7 +239,6 @@ struct tcm *sita_init(u16 width, u16 height)
 
 	spin_lock_init(&tcm->lock);
 	tcm->bitmap = (unsigned long *)(tcm + 1);
-	bitmap_clear(tcm->bitmap, 0, width*height);
 
 	tcm->map_size = width*height;
 
-- 
2.30.2