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cifs: fix smb1 mount regression

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cifs.ko maps NT_STATUS_NOT_FOUND to -EIO when SMB1 servers couldn't
resolve referral paths.  Proceed to tree connect when we get -EIO from
dfs_get_referral() as well.

Reported-by: Kris Karas (Bug Reporting) <bugs-a21@moonlit-rail.com>
Tested-by: Woody Suwalski <terraluna977@gmail.com>
Fixes: 8e3554150d ("cifs: fix sharing of DFS connections")
Cc: stable@vger.kernel.org # v6.2+
Signed-off-by: Paulo Alcantara (SUSE) <pc@manguebit.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
This commit is contained in:
Paulo Alcantara 2023-05-23 17:38:38 -03:00 committed by Steve French
parent 4ef4aee67e
commit 72a7804a66
1 changed files with 1 additions and 1 deletions
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2
fs/cifs/dfs.c
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@ -303,7 +303,7 @@ int dfs_mount_share(struct cifs_mount_ctx *mnt_ctx, bool *isdfs)
if (!nodfs) {
rc = dfs_get_referral(mnt_ctx, ctx->UNC + 1, NULL, NULL);
if (rc) {
if (rc != -ENOENT && rc != -EOPNOTSUPP)
if (rc != -ENOENT && rc != -EOPNOTSUPP && rc != -EIO)
goto out;
nodfs = true;
}