diff options
| author | Yangtao Li <frank.li@vivo.com> | 2023-03-18 16:16:33 +0300 |
|---|---|---|
| committer | Mike Snitzer <snitzer@kernel.org> | 2023-04-11 19:01:01 +0300 |
| commit | b362c733ed7bf312ed729847bc26ba89febc556e (patch) | |
| tree | 3aca88e86af3babc68dbdc97eaf13fad0e569efe /drivers/md/dm-target.c | |
| parent | 6b79a428c02769f2a11f8ae76bf866226d134887 (diff) | |
| download | linux-b362c733ed7bf312ed729847bc26ba89febc556e.tar.xz | |
dm: push error reporting down to dm_register_target()
Simplifies each DM target's init method by making dm_register_target()
responsible for its error reporting (on behalf of targets).
Signed-off-by: Yangtao Li <frank.li@vivo.com>
Signed-off-by: Mike Snitzer <snitzer@kernel.org>
Diffstat (limited to 'drivers/md/dm-target.c')
| -rw-r--r-- | drivers/md/dm-target.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/md/dm-target.c b/drivers/md/dm-target.c index 97a75f3eed93..27e2992ff249 100644 --- a/drivers/md/dm-target.c +++ b/drivers/md/dm-target.c @@ -85,12 +85,15 @@ int dm_register_target(struct target_type *tt) int rv = 0; down_write(&_lock); - if (__find_target_type(tt->name)) + if (__find_target_type(tt->name)) { + DMERR("%s: '%s' target already registered", + __func__, tt->name); rv = -EEXIST; - else + } else { list_add(&tt->list, &_targets); - + } up_write(&_lock); + return rv; } EXPORT_SYMBOL(dm_register_target); |