This is a note to let you know that I've just added the patch titled
fbdev: ep93xx-fb: Add missing clk_disable_unprepare in ep93xxfb_probe()
to the 5.15-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
fbdev-ep93xx-fb-add-missing-clk_disable_unprepare-in.patch
and it can be found in the queue-5.15 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 4ad254b85e2ddc20710d921eb6e44227355c2931
Author: Gaosheng Cui <cuigaosheng1@xxxxxxxxxx>
Date: Wed Nov 23 17:29:43 2022 +0800
fbdev: ep93xx-fb: Add missing clk_disable_unprepare in ep93xxfb_probe()
[ Upstream commit c84bf485a5aaf9aa0764a58832b7ef4375c29f03 ]
The clk_disable_unprepare() should be called in the error handling
of register_framebuffer(), fix it.
Fixes: 0937a7b3625d ("video: ep93xx: Prepare clock before using it")
Signed-off-by: Gaosheng Cui <cuigaosheng1@xxxxxxxxxx>
Signed-off-by: Helge Deller <deller@xxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/video/fbdev/ep93xx-fb.c b/drivers/video/fbdev/ep93xx-fb.c
index 2398b3d48fed..305f1587bd89 100644
--- a/drivers/video/fbdev/ep93xx-fb.c
+++ b/drivers/video/fbdev/ep93xx-fb.c
@@ -552,12 +552,14 @@ static int ep93xxfb_probe(struct platform_device *pdev)
err = register_framebuffer(info);
if (err)
- goto failed_check;
+ goto failed_framebuffer;
dev_info(info->dev, "registered. Mode = %dx%d-%d\n",
info->var.xres, info->var.yres, info->var.bits_per_pixel);
return 0;
+failed_framebuffer:
+ clk_disable_unprepare(fbi->clk);
failed_check:
if (fbi->mach_info->teardown)
fbi->mach_info->teardown(pdev);
