From f057579a67b62c0ec68a8e84cb35d8b9fbd387b6 Mon Sep 17 00:00:00 2001 From: Sebastian Reichel Date: Mon, 25 Mar 2024 20:33:36 +0100 Subject: [PATCH] clk: rockchip: fix error for unknown clocks commit 12fd64babaca4dc09d072f63eda76ba44119816a upstream. There is a clk == NULL check after the switch to check for unsupported clk types. Since clk is re-assigned in a loop, this check is useless right now for anything but the first round. Let's fix this up by assigning clk = NULL in the loop before the switch statement. Fixes: a245fecbb806 ("clk: rockchip: add basic infrastructure for clock branches") Cc: stable@vger.kernel.org Signed-off-by: Sebastian Reichel [added fixes + stable-cc] Link: https://lore.kernel.org/r/20240325193609.237182-6-sebastian.reichel@collabora.com Signed-off-by: Heiko Stuebner Signed-off-by: Greg Kroah-Hartman --- drivers/clk/rockchip/clk.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/clk/rockchip/clk.c b/drivers/clk/rockchip/clk.c index e63d4f20b479..e4b59b8790fc 100644 --- a/drivers/clk/rockchip/clk.c +++ b/drivers/clk/rockchip/clk.c @@ -438,12 +438,13 @@ void rockchip_clk_register_branches(struct rockchip_clk_provider *ctx, struct rockchip_clk_branch *list, unsigned int nr_clk) { - struct clk *clk = NULL; + struct clk *clk; unsigned int idx; unsigned long flags; for (idx = 0; idx < nr_clk; idx++, list++) { flags = list->flags; + clk = NULL; /* catch simple muxes */ switch (list->branch_type) {