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gpio: sim: check the label length when setting up device properties

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If the user-space sets the chip label to an empty string - we should
check the length and not override the default name or else line hogs
will not be properly attached.

Fixes: cb8c474e79 ("gpio: sim: new testing module")
Signed-off-by: Bartosz Golaszewski <brgl@bgdev.pl>
This commit is contained in:
Bartosz Golaszewski 2022-01-20 20:49:48 +01:00
parent e783362eb5
commit dda8e14363
1 changed files with 1 additions and 1 deletions
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2
drivers/gpio/gpio-sim.c
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@ -816,7 +816,7 @@ gpio_sim_make_bank_swnode(struct gpio_sim_bank *bank,
properties[prop_idx++] = PROPERTY_ENTRY_U32("ngpios", bank->num_lines);
if (bank->label)
if (bank->label && (strlen(bank->label) > 0))
properties[prop_idx++] = PROPERTY_ENTRY_STRING("gpio-sim,label",
bank->label);