6.6-stable review patch. If anyone has any objections, please let me know. ------------------ From: Geert Uytterhoeven [ Upstream commit 7f0c422c7fbfd9294ff9321ada0c63561e5c6ea0 ] The number of clock cells is not validated in the clock provider's clk_src_get() callback. Add the missing check. Signed-off-by: Geert Uytterhoeven Reviewed-by: Biju Das Link: https://patch.msgid.link/46e010659ffdffd5e3541369f3b65d43ebe236ec.1777562043.git.geert+renesas@glider.be Signed-off-by: Sasha Levin --- drivers/clk/renesas/renesas-cpg-mssr.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/clk/renesas/renesas-cpg-mssr.c b/drivers/clk/renesas/renesas-cpg-mssr.c index 0f558d94750f1..9f29c49b6b056 100644 --- a/drivers/clk/renesas/renesas-cpg-mssr.c +++ b/drivers/clk/renesas/renesas-cpg-mssr.c @@ -278,6 +278,9 @@ struct clk *cpg_mssr_clk_src_twocell_get(struct of_phandle_args *clkspec, struct clk *clk; int range_check; + if (clkspec->args_count != 2) + return ERR_PTR(-EINVAL); + switch (clkspec->args[0]) { case CPG_CORE: type = "core"; -- 2.53.0