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gpio fixes for v5.17-rc2

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- fix a bug with hogs not being set-up in gpio-sim when user-space sets the
   chip label to an empty string
 - include the gpio-sim documentation in the index
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Merge tag 'gpio-fixes-for-v5.17-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux

Pull gpio fixes from Bartosz Golaszewski:
 "Two fixes for the gpio-simulator:

   - fix a bug with hogs not being set-up in gpio-sim when user-space
     sets the chip label to an empty string

   - include the gpio-sim documentation in the index"

* tag 'gpio-fixes-for-v5.17-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux:
  gpio: sim: add doc file to index file
  gpio: sim: check the label length when setting up device properties
This commit is contained in:
Linus Torvalds 2022-01-29 15:45:33 +02:00
commit 4cd90083d3
2 changed files with 2 additions and 1 deletions
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1
Documentation/admin-guide/gpio/index.rst
View File

@ -10,6 +10,7 @@ gpio
gpio-aggregator
sysfs
gpio-mockup
gpio-sim
.. only:: subproject and html

2
drivers/gpio/gpio-sim.c
View File

@ -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);