[patch 09/11] ncpfs: cleanup unload_nls() calls

From: Thomas Gleixner
Date: Fri Aug 14 2009 - 08:43:56 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: Petr Vandrovec <vandrove@xxxxxxxxxx>
---
fs/ncpfs/inode.c | 12 ++----------
fs/ncpfs/ioctl.c | 6 ++----
2 files changed, 4 insertions(+), 14 deletions(-)

Index: linux-2.6-tip/fs/ncpfs/inode.c
===================================================================
--- linux-2.6-tip.orig/fs/ncpfs/inode.c
+++ linux-2.6-tip/fs/ncpfs/inode.c
@@ -746,16 +746,8 @@ static void ncp_put_super(struct super_b

#ifdef CONFIG_NCPFS_NLS
/* unload the NLS charsets */
- if (server->nls_vol)
- {
- unload_nls(server->nls_vol);
- server->nls_vol = NULL;
- }
- if (server->nls_io)
- {
- unload_nls(server->nls_io);
- server->nls_io = NULL;
- }
+ unload_nls(server->nls_vol);
+ unload_nls(server->nls_io);
#endif /* CONFIG_NCPFS_NLS */

if (server->info_filp)
Index: linux-2.6-tip/fs/ncpfs/ioctl.c
===================================================================
--- linux-2.6-tip.orig/fs/ncpfs/ioctl.c
+++ linux-2.6-tip/fs/ncpfs/ioctl.c
@@ -223,10 +223,8 @@ ncp_set_charsets(struct ncp_server* serv
oldset_io = server->nls_io;
server->nls_io = iocharset;

- if (oldset_cp)
- unload_nls(oldset_cp);
- if (oldset_io)
- unload_nls(oldset_io);
+ unload_nls(oldset_cp);
+ unload_nls(oldset_io);

return 0;
}


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