[patch] gpiolib: fix gpiochip_machine_hog()

[Dan Carpenter <dan.carpenter@xxxxxxxxxx>]

There is a shifter vs vanilla mask bug here.  We want to test if 1 << 11
is set but we're testing if 0xb is set.

Fixes: 9a6c505f7df1 ("gpiolib: add hogs support for machine code")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 2716c9e65131..c6cb63e43eda 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -1187,7 +1187,7 @@ static void gpiochip_machine_hog(struct gpio_chip *chip, struct gpiod_hog *hog)
 		return;
 	}
 
-	if (desc->flags & FLAG_IS_HOGGED)
+	if (test_bit(FLAG_IS_HOGGED, &desc->flags))
 		return;
 
 	rv = gpiod_hog(desc, hog->line_name, hog->lflags, hog->dflags);
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