This is a note to let you know that I've just added the patch titled
clk: mediatek: clk-mt8173-apmixedsys: Fix return value for of_iomap() error
to the 6.4-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:
clk-mediatek-clk-mt8173-apmixedsys-fix-return-value-.patch
and it can be found in the queue-6.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit a7278329531ec3e966a7da2c3cf52e85aaaf05a3
Author: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx>
Date: Thu Jun 15 14:20:50 2023 +0200
clk: mediatek: clk-mt8173-apmixedsys: Fix return value for of_iomap() error
[ Upstream commit 3dc265b369ee61db999d6d1588e888eb21dc421e ]
The of_iomap() function returns NULL in case of error so usage of
PTR_ERR() is wrong!
Change that to return -ENOMEM in case of failure.
Fixes: 41138fbf876c ("clk: mediatek: mt8173: Migrate to platform driver and common probe")
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20230615122051.546985-3-angelogioacchino.delregno@xxxxxxxxxxxxx
Reviewed-by: Chen-Yu Tsai <wenst@xxxxxxxxxxxx>
Reviewed-by: Markus Schneider-Pargmann <msp@xxxxxxxxxxxx>
Signed-off-by: Stephen Boyd <sboyd@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/clk/mediatek/clk-mt8173-apmixedsys.c b/drivers/clk/mediatek/clk-mt8173-apmixedsys.c
index 8c2aa8b0f39ea..c7adcfcc12e27 100644
--- a/drivers/clk/mediatek/clk-mt8173-apmixedsys.c
+++ b/drivers/clk/mediatek/clk-mt8173-apmixedsys.c
@@ -148,7 +148,7 @@ static int clk_mt8173_apmixed_probe(struct platform_device *pdev)
base = of_iomap(node, 0);
if (!base)
- return PTR_ERR(base);
+ return -ENOMEM;
clk_data = mtk_alloc_clk_data(CLK_APMIXED_NR_CLK);
if (IS_ERR_OR_NULL(clk_data))
