From fdb3603800e7a65bc3cafdfd5a1797d08f09e582 Mon Sep 17 00:00:00 2001
From: Suresh Jayaraman <sjayaraman@suse.de>
Date: Tue, 11 May 2010 09:46:46 +0530
Subject: [PATCH] cifs: propagate cifs_new_fileinfo() error back to the caller
..otherwise memory allocation errors go undetected.
Signed-off-by: Suresh Jayaraman <sjayaraman@suse.de>
Signed-off-by: Steve French <sfrench@us.ibm.com>
---
fs/cifs/dir.c | 17 +++++++++++++----
1 file changed, 13 insertions(+), 4 deletions(-)
diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c
index bd363df19b3f4..86d3c0c82f253 100644
--- a/fs/cifs/dir.c
+++ b/fs/cifs/dir.c
@@ -261,8 +261,14 @@ int cifs_posix_open(char *full_path, struct inode **pinode,
* cifs_fill_filedata() takes care of setting cifsFileInfo pointer to
* file->private_data.
*/
- if (mnt)
- cifs_new_fileinfo(*pinode, *pnetfid, NULL, mnt, oflags);
+ if (mnt) {
+ struct cifsFileInfo *pfile_info;
+
+ pfile_info = cifs_new_fileinfo(*pinode, *pnetfid, NULL, mnt,
+ oflags);
+ if (pfile_info == NULL)
+ rc = -ENOMEM;
+ }
posix_open_ret:
kfree(presp_data);
@@ -476,12 +482,15 @@ cifs_create_set_dentry:
/* mknod case - do not leave file open */
CIFSSMBClose(xid, tcon, fileHandle);
} else if (!(posix_create) && (newinode)) {
+ struct cifsFileInfo *pfile_info;
/*
* cifs_fill_filedata() takes care of setting cifsFileInfo
* pointer to file->private_data.
*/
- cifs_new_fileinfo(newinode, fileHandle, NULL, nd->path.mnt,
- oflags);
+ pfile_info = cifs_new_fileinfo(newinode, fileHandle, NULL,
+ nd->path.mnt, oflags);
+ if (pfile_info == NULL)
+ rc = -ENOMEM;
}
cifs_create_out:
kfree(buf);
--
2.30.2