[2/2] cifs: fix potential mismatch of UNC paths
diff mbox series

Message ID 20200220224935.12541-2-pc@cjr.nz
State New
Headers show
Series
  • [1/2] cifs: handle prefix paths in reconnect
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Commit Message

Paulo Alcantara Feb. 20, 2020, 10:49 p.m. UTC
Ensure that full_path is an UNC path that contains '\\' as delimiter,
which is required by cifs_build_devname().

The build_path_from_dentry_optional_prefix() function may return a
path with '/' as delimiter when using SMB1 UNIX extensions, for
example.

Signed-off-by: Paulo Alcantara (SUSE) <pc@cjr.nz>
---
 fs/cifs/cifs_dfs_ref.c | 2 ++
 1 file changed, 2 insertions(+)

Patch
diff mbox series

diff --git a/fs/cifs/cifs_dfs_ref.c b/fs/cifs/cifs_dfs_ref.c
index 606f26d862dc..cc3ada12848d 100644
--- a/fs/cifs/cifs_dfs_ref.c
+++ b/fs/cifs/cifs_dfs_ref.c
@@ -324,6 +324,8 @@  static struct vfsmount *cifs_dfs_do_automount(struct dentry *mntpt)
 	if (full_path == NULL)
 		goto cdda_exit;
 
+	convert_delimiter(full_path, '\\');
+
 	cifs_dbg(FYI, "%s: full_path: %s\n", __func__, full_path);
 
 	if (!cifs_sb_master_tlink(cifs_sb)) {