diff options
| author | Mark Brown <[email protected]> | 2021-05-18 17:24:52 +0100 |
|---|---|---|
| committer | Mark Brown <[email protected]> | 2021-05-18 17:24:52 +0100 |
| commit | c37fe6aff89cb0d842993fe2f69e48bf3ebe0ab0 (patch) | |
| tree | 2a322c48218f7006bab789b7bf16ec58b129a096 /kernel/usermode_driver.c | |
| parent | d7aed20d446d8c87f5e13adf73281056b0064a45 (diff) | |
| parent | d07f6ca923ea0927a1024dfccafc5b53b61cfecc (diff) | |
Merge tag 'v5.13-rc2' into spi-5.13
Linux 5.13-rc2
Diffstat (limited to 'kernel/usermode_driver.c')
| -rw-r--r-- | kernel/usermode_driver.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/kernel/usermode_driver.c b/kernel/usermode_driver.c index 0b35212ffc3d..bb7bb3b478ab 100644 --- a/kernel/usermode_driver.c +++ b/kernel/usermode_driver.c @@ -139,13 +139,22 @@ static void umd_cleanup(struct subprocess_info *info) struct umd_info *umd_info = info->data; /* cleanup if umh_setup() was successful but exec failed */ - if (info->retval) { - fput(umd_info->pipe_to_umh); - fput(umd_info->pipe_from_umh); - put_pid(umd_info->tgid); - umd_info->tgid = NULL; - } + if (info->retval) + umd_cleanup_helper(umd_info); +} + +/** + * umd_cleanup_helper - release the resources which were allocated in umd_setup + * @info: information about usermode driver + */ +void umd_cleanup_helper(struct umd_info *info) +{ + fput(info->pipe_to_umh); + fput(info->pipe_from_umh); + put_pid(info->tgid); + info->tgid = NULL; } +EXPORT_SYMBOL_GPL(umd_cleanup_helper); /** * fork_usermode_driver - fork a usermode driver |