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 <ding...@gmail.com>
---
 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 ce5cbd7..210fce2 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;
 }
 
-- 
1.7.10.4

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