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author | Bartosz Golaszewski <brgl@bgdev.pl> | 2022-01-20 20:49:48 +0100 |
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committer | Bartosz Golaszewski <brgl@bgdev.pl> | 2022-01-24 09:20:02 +0100 |
commit | dda8e14363f4f2bac0a1122322a35f47b5565d46 (patch) | |
tree | a605551957c404173a3fc1432ded9504a8b694a0 /drivers | |
parent | e783362eb54cd99b2cac8b3a9aeac942e6f6ac07 (diff) | |
download | linux-stable-dda8e14363f4f2bac0a1122322a35f47b5565d46.tar.gz linux-stable-dda8e14363f4f2bac0a1122322a35f47b5565d46.tar.bz2 linux-stable-dda8e14363f4f2bac0a1122322a35f47b5565d46.zip |
gpio: sim: check the label length when setting up device properties
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: cb8c474e79be ("gpio: sim: new testing module")
Signed-off-by: Bartosz Golaszewski <brgl@bgdev.pl>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/gpio/gpio-sim.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpio/gpio-sim.c b/drivers/gpio/gpio-sim.c index 838bbfed11d3..04b137eca8da 100644 --- a/drivers/gpio/gpio-sim.c +++ b/drivers/gpio/gpio-sim.c @@ -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); |