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| author | Thomas Gleixner <tglx@linutronix.de> | 2009-08-16 21:05:08 +0000 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2009-09-24 07:47:42 -0400 |
| commit | 6d729e44a55547c009d7a87ea66bff21a8e0afea (patch) | |
| tree | c27e69babb9b397ad56cb20a935b75c35ceb364f /fs/hfs/mdb.c | |
| parent | 4504230a71566785a05d3e6b53fa1ee071b864eb (diff) | |
| download | kernel_samsung_crespo-6d729e44a55547c009d7a87ea66bff21a8e0afea.zip kernel_samsung_crespo-6d729e44a55547c009d7a87ea66bff21a8e0afea.tar.gz kernel_samsung_crespo-6d729e44a55547c009d7a87ea66bff21a8e0afea.tar.bz2 | |
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/hfs/mdb.c')
| -rw-r--r-- | fs/hfs/mdb.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/fs/hfs/mdb.c b/fs/hfs/mdb.c index 7b6165f..8bbe03c 100644 --- a/fs/hfs/mdb.c +++ b/fs/hfs/mdb.c @@ -344,10 +344,8 @@ void hfs_mdb_put(struct super_block *sb) brelse(HFS_SB(sb)->mdb_bh); brelse(HFS_SB(sb)->alt_mdb_bh); - if (HFS_SB(sb)->nls_io) - unload_nls(HFS_SB(sb)->nls_io); - if (HFS_SB(sb)->nls_disk) - unload_nls(HFS_SB(sb)->nls_disk); + unload_nls(HFS_SB(sb)->nls_io); + unload_nls(HFS_SB(sb)->nls_disk); free_pages((unsigned long)HFS_SB(sb)->bitmap, PAGE_SIZE < 8192 ? 1 : 0); kfree(HFS_SB(sb)); |