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| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-03-29 10:39:10 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-03-29 10:39:10 -0300 |
| commit | b0a752d43b1566451332bcb5b52b9694dfe7896c (patch) | |
| tree | 1d5ea27a0ef6e74e2b9692e6c02d8d48710d1d36 /kernel/usermode_driver.c | |
| parent | 50fa3a531e8e4b58550171fb159d0aa578c6b52d (diff) | |
| parent | a5e13c6df0e41702d2b2c77c8ad41677ebb065b3 (diff) | |
Merge remote-tracking branch 'torvalds/master' into perf/core
To pick up fixes sent via perf/urgent and in the BPF tools/ directories.
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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 |