[PATCH 1/2] smb: client: fix double put of @cfile in smb2_rename_path()

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If smb2_set_path_attr() is called with a valid @cfile and returned
-EINVAL, we need to call cifs_get_writable_path() again as the
reference of @cfile was already dropped by previous smb2_compound_op()
call.

Fixes: 71f15c90e785 ("smb: client: retry compound request without reusing lease")
Signed-off-by: Paulo Alcantara (Red Hat) <pc@xxxxxxxxxxxxx>
Cc: David Howells <dhowells@xxxxxxxxxx>
---
 fs/smb/client/smb2inode.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/fs/smb/client/smb2inode.c b/fs/smb/client/smb2inode.c
index 9f5bc41433c1..e3117f3fb5b2 100644
--- a/fs/smb/client/smb2inode.c
+++ b/fs/smb/client/smb2inode.c
@@ -1106,6 +1106,8 @@ int smb2_rename_path(const unsigned int xid,
 				  co, DELETE, SMB2_OP_RENAME, cfile, source_dentry);
 	if (rc == -EINVAL) {
 		cifs_dbg(FYI, "invalid lease key, resending request without lease");
+		cifs_get_writable_path(tcon, from_name,
+				       FIND_WR_WITH_DELETE, &cfile);
 		rc = smb2_set_path_attr(xid, tcon, from_name, to_name, cifs_sb,
 				  co, DELETE, SMB2_OP_RENAME, cfile, NULL);
 	}
-- 
2.46.0





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