From: Srinivas Goud <srinivas.goud@xxxxxxxxxx> Based on checkpatch every spinlock should be documented. The patch is fixing this issue: ./scripts/checkpatch.pl --strict -f drivers/watchdog/of_xilinx_wdt.c CHECK: spinlock_t definition without comment + spinlock_t spinlock; Signed-off-by: Srinivas Goud <srinivas.goud@xxxxxxxxxx> Signed-off-by: Michal Simek <michal.simek@xxxxxxxxxx> Signed-off-by: Srinivas Neeli <srinivas.neeli@xxxxxxxxxx> --- drivers/watchdog/of_xilinx_wdt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/watchdog/of_xilinx_wdt.c b/drivers/watchdog/of_xilinx_wdt.c index 7fe4f7c3f7ce..00549164b3d7 100644 --- a/drivers/watchdog/of_xilinx_wdt.c +++ b/drivers/watchdog/of_xilinx_wdt.c @@ -40,7 +40,7 @@ struct xwdt_device { void __iomem *base; u32 wdt_interval; - spinlock_t spinlock; + spinlock_t spinlock; /* spinlock for register handling */ struct watchdog_device xilinx_wdt_wdd; struct clk *clk; }; -- 2.7.4