mc-3406-sftp-handle-stat-error-EACCESS.patch

From 52bdabe75e3811ecc10637cf08715c08df78da14 Mon Sep 17 00:00:00 2001
From: Andreas Mohr <and@gmx.li>
Date: Thu, 7 Jan 2016 19:04:06 +0000
Subject: [PATCH] sftp handle LIBSSH2_FX_PERMISSION_DENIED as EACCES

when libssh2_sftp_stat_ex(LIBSSH2_SFTP_STAT|LIBSSH2_SFTP_LSTAT) returns with
LIBSSH2_ERROR_SFTP_PROTOCOL (-31) and LIBSSH2_FX_PERMISSION_DENIED (3)
handle this error case like local stat/lstat() returns EACCES

Signed-off-by: Andreas Mohr <and@gmx.li>
---
 src/vfs/sftpfs/internal.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/vfs/sftpfs/internal.c b/src/vfs/sftpfs/internal.c
index f060ecf..a05ca8b 100644
--- a/src/vfs/sftpfs/internal.c
+++ b/src/vfs/sftpfs/internal.c
@@ -166,6 +166,10 @@ sftpfs_lstat (const vfs_path_t * vpath, struct stat *buf, GError ** mcerror)
         if (res >= 0)
             break;
 
+        if (res == LIBSSH2_ERROR_SFTP_PROTOCOL &&
+            libssh2_sftp_last_error(super_data->sftp_session)  == LIBSSH2_FX_PERMISSION_DENIED)
+            return EACCES;
+
         if (res != LIBSSH2_ERROR_EAGAIN)
         {
             sftpfs_ssherror_to_gliberror (super_data, res, mcerror);
@@ -244,6 +248,10 @@ sftpfs_stat (const vfs_path_t * vpath, struct stat *buf, GError ** mcerror)
         if (res >= 0)
             break;
 
+        if (res == LIBSSH2_ERROR_SFTP_PROTOCOL &&
+            libssh2_sftp_last_error(super_data->sftp_session)  == LIBSSH2_FX_PERMISSION_DENIED)
+            return EACCES;
+
         if (res != LIBSSH2_ERROR_EAGAIN)
         {
             sftpfs_ssherror_to_gliberror (super_data, res, mcerror);
@@ -450,6 +458,10 @@ sftpfs_chmod (const vfs_path_t * vpath, mode_t mode, GError ** mcerror)
         if (res >= 0)
             break;
 
+        if (res == LIBSSH2_ERROR_SFTP_PROTOCOL &&
+            libssh2_sftp_last_error(super_data->sftp_session)  == LIBSSH2_FX_PERMISSION_DENIED)
+            return EACCES;
+
         if (res != LIBSSH2_ERROR_EAGAIN)
         {
             sftpfs_ssherror_to_gliberror (super_data, res, mcerror);