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gpio fixes for v6.7-rc5 

- fix an error path after a failed export in sysfs code
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Merge tag 'gpio-fixes-for-v6.7-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux

Pull gpio fix from Bartosz Golaszewski:

 - fix an error path after a failed export in sysfs code

* tag 'gpio-fixes-for-v6.7-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux:
  gpiolib: sysfs: Fix error handling on failed export
This commit is contained in:
Linus Torvalds 2023-12-09 19:21:44 -08:00
parent 21b73ffcc6 95dd1e34ff
commit 99d4cf7659
1 changed files with 9 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
drivers/gpio/gpiolib-sysfs.c
View File

@ -474,14 +474,17 @@ static ssize_t export_store(const struct class *class,
goto done;
status = gpiod_set_transitory(desc, false);
if (!status) {
status = gpiod_export(desc, true);
if (status < 0)
gpiod_free(desc);
else
set_bit(FLAG_SYSFS, &desc->flags);
if (status) {
gpiod_free(desc);
goto done;
}
status = gpiod_export(desc, true);
if (status < 0)
gpiod_free(desc);
else
set_bit(FLAG_SYSFS, &desc->flags);
done:
if (status)
pr_debug("%s: status %d\n", __func__, status);