This is a note to let you know that I've just added the patch titled
fbdev: omapfb: lcd_mipid: Fix an error handling path in mipid_spi_probe()
to the 4.19-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-omapfb-lcd_mipid-fix-an-error-handling-path-in.patch
and it can be found in the queue-4.19 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 45589c7b202f7e510d68e9201eb4d378e0be55f0
Author: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
Date: Sun Jun 4 17:42:28 2023 +0200
fbdev: omapfb: lcd_mipid: Fix an error handling path in mipid_spi_probe()
[ Upstream commit 79a3908d1ea6c35157a6d907b1a9d8ec06015e7a ]
If 'mipid_detect()' fails, we must free 'md' to avoid a memory leak.
Fixes: 66d2f99d0bb5 ("omapfb: add support for MIPI-DCS compatible LCDs")
Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
Signed-off-by: Helge Deller <deller@xxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/video/fbdev/omap/lcd_mipid.c b/drivers/video/fbdev/omap/lcd_mipid.c
index e3a85432f9266..5730355ee5986 100644
--- a/drivers/video/fbdev/omap/lcd_mipid.c
+++ b/drivers/video/fbdev/omap/lcd_mipid.c
@@ -576,11 +576,15 @@ static int mipid_spi_probe(struct spi_device *spi)
r = mipid_detect(md);
if (r < 0)
- return r;
+ goto free_md;
omapfb_register_panel(&md->panel);
return 0;
+
+free_md:
+ kfree(md);
+ return r;
}
static int mipid_spi_remove(struct spi_device *spi)
