2.6.32-longterm review patch.  If anyone has any objections, please let me know.

------------------

From: Cong Ding <[email protected]>

commit 10b8c7dff5d3633b69e77f57d404dab54ead3787 upstream.

When it goes to error through line 144, the memory allocated to *devname is
not freed, and the caller doesn't free it either in line 250. So we free the
memroy of *devname in function cifs_compose_mount_options() when it goes to
error.

Signed-off-by: Cong Ding <[email protected]>
Reviewed-by: Jeff Layton <[email protected]>
Signed-off-by: Steve French <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
Signed-off-by: Willy Tarreau <[email protected]>
---
 fs/cifs/cifs_dfs_ref.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/fs/cifs/cifs_dfs_ref.c b/fs/cifs/cifs_dfs_ref.c
index fea9e89..b36a8aa 100644
--- a/fs/cifs/cifs_dfs_ref.c
+++ b/fs/cifs/cifs_dfs_ref.c
@@ -226,6 +226,8 @@ compose_mount_options_out:
 compose_mount_options_err:
        kfree(mountdata);
        mountdata = ERR_PTR(rc);
+       kfree(*devname);
+       *devname = NULL;
        goto compose_mount_options_out;
 }
 
-- 
1.7.12.2.21.g234cd45.dirty



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