[patch 10/11] ntfs: cleanup unload_nls() calls

From: Thomas Gleixner
Date: Fri Aug 14 2009 - 08:45:46 EST


unload_nls() can be called with a NULL pointer now. Remove the pointer
checks and the NULLification of the pointers as the data structure
which contains the pointers is kfree'd right away.

Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Anton Altaparmakov <aia21@xxxxxxxxxx>
---
fs/ntfs/super.c | 10 ++++------
1 file changed, 4 insertions(+), 6 deletions(-)

Index: linux-2.6-tip/fs/ntfs/super.c
===================================================================
--- linux-2.6-tip.orig/fs/ntfs/super.c
+++ linux-2.6-tip/fs/ntfs/super.c
@@ -201,8 +201,7 @@ use_utf8:
v, old_nls->charset);
nls_map = old_nls;
} else /* nls_map */ {
- if (old_nls)
- unload_nls(old_nls);
+ unload_nls(old_nls);
}
} else if (!strcmp(p, "utf8")) {
bool val = false;
@@ -2427,10 +2426,9 @@ static void ntfs_put_super(struct super_
ntfs_free(vol->upcase);
vol->upcase = NULL;
}
- if (vol->nls_map) {
- unload_nls(vol->nls_map);
- vol->nls_map = NULL;
- }
+
+ unload_nls(vol->nls_map);
+
sb->s_fs_info = NULL;
kfree(vol);



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