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authorThomas Gleixner <tglx@linutronix.de>2009-08-16 21:05:08 +0000
committerAl Viro <viro@zeniv.linux.org.uk>2009-09-24 07:47:42 -0400
commit6d729e44a55547c009d7a87ea66bff21a8e0afea (patch)
treec27e69babb9b397ad56cb20a935b75c35ceb364f /fs/smbfs
parent4504230a71566785a05d3e6b53fa1ee071b864eb (diff)
downloadlinux-linaro-6d729e44a55547c009d7a87ea66bff21a8e0afea.tar.gz
fs: Make unload_nls() NULL pointer safe
Most call sites of unload_nls() do: if (nls) unload_nls(nls); Check the pointer inside unload_nls() like we do in kfree() and simplify the call sites. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Steve French <sfrench@us.ibm.com> Cc: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp> Cc: Roman Zippel <zippel@linux-m68k.org> Cc: Dave Kleikamp <shaggy@linux.vnet.ibm.com> Cc: Petr Vandrovec <vandrove@vc.cvut.cz> Cc: Anton Altaparmakov <aia21@cantab.net> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/smbfs')
-rw-r--r--fs/smbfs/inode.c10
1 files changed, 2 insertions, 8 deletions
diff --git a/fs/smbfs/inode.c b/fs/smbfs/inode.c
index 1402d2d54f5..1c4c8f08997 100644
--- a/fs/smbfs/inode.c
+++ b/fs/smbfs/inode.c
@@ -459,14 +459,8 @@ smb_show_options(struct seq_file *s, struct vfsmount *m)
static void
smb_unload_nls(struct smb_sb_info *server)
{
- if (server->remote_nls) {
- unload_nls(server->remote_nls);
- server->remote_nls = NULL;
- }
- if (server->local_nls) {
- unload_nls(server->local_nls);
- server->local_nls = NULL;
- }
+ unload_nls(server->remote_nls);
+ unload_nls(server->local_nls);
}
static void