From c47d9e1b734361a5d809fae02a268b85ab0f95ee Mon Sep 17 00:00:00 2001 From: Enrico Weigelt Date: Wed, 2 Dec 2020 14:37:54 +0100 Subject: [PATCH] gpio: just plain warning when nonexisting gpio requested When trying to export an nonexisting gpio ID, the kernel prints out a big warning w/ stacktrace, sounding like a huge problem. In fact it's a pretty normal situation, like file or device not found. So, just print a more relaxed warning instead. changes v2: drop defining pr_fmt() Signed-off-by: Enrico Weigelt Link: https://lore.kernel.org/r/20201202133754.32045-1-info@metux.net Signed-off-by: Linus Walleij --- drivers/gpio/gpiolib.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index c6db72d5420e8..fd622c05cbd55 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -1,4 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 + #include #include #include @@ -119,7 +120,7 @@ struct gpio_desc *gpio_to_desc(unsigned gpio) spin_unlock_irqrestore(&gpio_lock, flags); if (!gpio_is_valid(gpio)) - WARN(1, "invalid GPIO %d\n", gpio); + pr_warn("invalid GPIO %d\n", gpio); return NULL; } -- 2.30.2