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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-01-25 13:27:36 -0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-01-25 13:27:36 -0800
commit9f9cba810f36d16f4e64477e879a69f6c47b389d (patch)
treed787abcbead1439d3f82f0719efe520fd9689f79 /arch/s390/kernel/debug.c
parentdbf5bef8da169b38db804996a661f8d634df8295 (diff)
parent949db153b6466c6f7cad5a427ecea94985927311 (diff)
downloadlinux-9f9cba810f36d16f4e64477e879a69f6c47b389d.tar.bz2
Merge 3.8-rc5 into tty-next
This resolves a number of tty driver merge issues found in linux-next Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/s390/kernel/debug.c')
-rw-r--r--arch/s390/kernel/debug.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/arch/s390/kernel/debug.c b/arch/s390/kernel/debug.c
index ba500d8dc392..4e8215e0d4b6 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;
}