clk: mediatek: clk-mt6779: Add check for mtk_alloc_clk_data
authorJiasheng Jiang <jiasheng@iscas.ac.cn>
Tue, 12 Sep 2023 09:34:04 +0000 (17:34 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 20 Nov 2023 10:59:06 +0000 (11:59 +0100)
commitf6a7c51cf07a399ec067d39f0a22f1817c5c7d2b
tree8050978f0dd7f80beefba9c9f9859685e9e8370d
parentb5ff3e89b4e7f46ad2aa0de7e08d18e6f87d71bc
clk: mediatek: clk-mt6779: Add check for mtk_alloc_clk_data

[ Upstream commit 1f57f78fbacf630430bf954e5a84caafdfea30c0 ]

Add the check for the return value of mtk_alloc_clk_data() in order to
avoid NULL pointer dereference.

Fixes: 710774e04861 ("clk: mediatek: Add MT6779 clock support")
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Link: https://lore.kernel.org/r/20230912093407.21505-2-jiasheng@iscas.ac.cn
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/clk/mediatek/clk-mt6779.c