6.5-stable review patch. If anyone has any objections, please let me know. ------------------ From: Minjie Du <duminjie@xxxxxxxx> [ Upstream commit a995c50db887ef97f3160775aef7d772635a6f6e ] The function clk_register_pll() may return NULL or an ERR_PTR. Don't treat an ERR_PTR as valid. Signed-off-by: Minjie Du <duminjie@xxxxxxxx> Link: https://lore.kernel.org/r/20230712102246.10348-1-duminjie@xxxxxxxx Fixes: b9e0d40c0d83 ("clk: keystone: add Keystone PLL clock driver") [sboyd@xxxxxxxxxx: Reword commit text] Signed-off-by: Stephen Boyd <sboyd@xxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> --- drivers/clk/keystone/pll.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/clk/keystone/pll.c b/drivers/clk/keystone/pll.c index d59a7621bb204..ee5c72369334f 100644 --- a/drivers/clk/keystone/pll.c +++ b/drivers/clk/keystone/pll.c @@ -209,7 +209,7 @@ static void __init _of_pll_clk_init(struct device_node *node, bool pllctrl) } clk = clk_register_pll(NULL, node->name, parent_name, pll_data); - if (clk) { + if (!IS_ERR_OR_NULL(clk)) { of_clk_add_provider(node, of_clk_src_simple_get, clk); return; } -- 2.40.1