[PATCH 09/45] clk: fractional-divider: Make sure clk_init_data is fully initialized
Geert Uytterhoeven <[email protected]>
| Newsgroups | gmane.linux.kernel.renesas-soc,gmane.linux.kernel.clk,gmane.linux.ports.arm.kernel,gmane.linux.kernel,gmane.comp.hardware.openbmc,gmane.linux.ports.mips,gmane.linux.ports.arm.rockchip,gmane.linux.kernel.samsung-soc,gmane.linux.ports.tegra,gmane.linux.ports.arm.mediatek |
|---|---|
| Message-ID | <fe73cc048970c7a4f2cdf199e17915b8d359f703.1787239813.git.geert+renesas@glider.be> |
The clk_init_data structure contains several mutually-exclusive members for different methods to specify the possible parents of a clock, prompting drivers to initialize only the members they need. However, not initializing all members may cause subtle issues, which are only exposed when CONFIG_INIT_STACK_ALL_PATTERN or CONFIG_INIT_STACK_NONE is enabled. Make sure all members are fully initialized, to avoid such bugs, and to prevent future breakage when converting drivers to a different method for specifying the parents. Signed-off-by: Geert Uytterhoeven <[email protected]> --- Compile-tested only. --- drivers/clk/clk-fractional-divider.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/clk/clk-fractional-divider.c b/drivers/clk/clk-fractional-divider.c index 1c5fdcb68a5048e3..c8e00d75cd14d8f1 100644 --- a/drivers/clk/clk-fractional-divider.c +++ b/drivers/clk/clk-fractional-divider.c @@ -271,7 +271,7 @@ struct clk_hw *clk_hw_register_fractional_divider(struct device *dev, u8 clk_divider_flags, spinlock_t *lock) { struct clk_fractional_divider *fd; - struct clk_init_data init; + struct clk_init_data init = {}; struct clk_hw *hw; int ret; -- 2.43.0