diff options
| author | Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> | 2013-02-21 17:07:14 +0100 |
|---|---|---|
| committer | Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> | 2013-02-21 17:07:14 +0100 |
| commit | e29371d762df5bb35d2bc434ea266a046e5a0a75 (patch) | |
| tree | dac4a8db52d92453415f35606130a49e9f32e4ef /arch/s390/kernel/debug.c | |
| parent | 17b14ca25e9cd6c5cd7605941f6120e405a84f8b (diff) | |
| parent | 894e2ac82bd0029adce7ad6c8d25501fdd82c994 (diff) | |
Merge branch 'master' of git://1984.lsi.us.es/nf
Diffstat (limited to 'arch/s390/kernel/debug.c')
| -rw-r--r-- | arch/s390/kernel/debug.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/arch/s390/kernel/debug.c b/arch/s390/kernel/debug.c index ba500d8dc39..4e8215e0d4b 100644 --- a/arch/s390/kernel/debug.c +++ b/arch/s390/kernel/debug.c @@ -1127,13 +1127,14 @@ debug_register_view(debug_info_t * id, struct debug_view *view) if (i == DEBUG_MAX_VIEWS) { pr_err("Registering view %s/%s would exceed the maximum " "number of views %i\n", id->name, view->name, i); - debugfs_remove(pde); rc = -1; } else { id->views[i] = view; id->debugfs_entries[i] = pde; } spin_unlock_irqrestore(&id->lock, flags); + if (rc) + debugfs_remove(pde); out: return rc; } @@ -1146,9 +1147,9 @@ EXPORT_SYMBOL(debug_register_view); int debug_unregister_view(debug_info_t * id, struct debug_view *view) { - int rc = 0; - int i; + struct dentry *dentry = NULL; unsigned long flags; + int i, rc = 0; if (!id) goto out; @@ -1160,10 +1161,12 @@ debug_unregister_view(debug_info_t * id, struct debug_view *view) if (i == DEBUG_MAX_VIEWS) rc = -1; else { - debugfs_remove(id->debugfs_entries[i]); + dentry = id->debugfs_entries[i]; id->views[i] = NULL; + id->debugfs_entries[i] = NULL; } spin_unlock_irqrestore(&id->lock, flags); + debugfs_remove(dentry); out: return rc; } |