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| author | Pavel Shilovsky <pshilovsky@samba.org> | 2014-08-22 13:32:11 +0400 |
|---|---|---|
| committer | Steve French <smfrench@gmail.com> | 2014-08-25 16:45:17 -0500 |
| commit | 1bbe4997b13de903c421c1cc78440e544b5f9064 (patch) | |
| tree | bbb98099a72fddd841a64b570355fbe5584fb7db /fs/cifs | |
| parent | f736906a7669a77cf8cabdcbcf1dc8cb694e12ef (diff) | |
| download | linux-1bbe4997b13de903c421c1cc78440e544b5f9064.tar.bz2 | |
CIFS: Fix wrong filename length for SMB2
The existing code uses the old MAX_NAME constant. This causes
XFS test generic/013 to fail. Fix it by replacing MAX_NAME with
PATH_MAX that SMB1 uses. Also remove an unused MAX_NAME constant
definition.
Cc: <stable@vger.kernel.org> # v3.7+
Signed-off-by: Pavel Shilovsky <pshilovsky@samba.org>
Signed-off-by: Steve French <smfrench@gmail.com>
Diffstat (limited to 'fs/cifs')
| -rw-r--r-- | fs/cifs/cifsglob.h | 5 | ||||
| -rw-r--r-- | fs/cifs/smb2file.c | 2 | ||||
| -rw-r--r-- | fs/cifs/smb2inode.c | 2 | ||||
| -rw-r--r-- | fs/cifs/smb2ops.c | 2 | ||||
| -rw-r--r-- | fs/cifs/smb2pdu.c | 2 |
5 files changed, 4 insertions, 9 deletions
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h index dfc731b02aa9..25b8392bfdd2 100644 --- a/fs/cifs/cifsglob.h +++ b/fs/cifs/cifsglob.h @@ -70,11 +70,6 @@ #define SERVER_NAME_LENGTH 40 #define SERVER_NAME_LEN_WITH_NULL (SERVER_NAME_LENGTH + 1) -/* used to define string lengths for reversing unicode strings */ -/* (256+1)*2 = 514 */ -/* (max path length + 1 for null) * 2 for unicode */ -#define MAX_NAME 514 - /* SMB echo "timeout" -- FIXME: tunable? */ #define SMB_ECHO_INTERVAL (60 * HZ) diff --git a/fs/cifs/smb2file.c b/fs/cifs/smb2file.c index 3f17b4550831..45992944e238 100644 --- a/fs/cifs/smb2file.c +++ b/fs/cifs/smb2file.c @@ -50,7 +50,7 @@ smb2_open_file(const unsigned int xid, struct cifs_open_parms *oparms, goto out; } - smb2_data = kzalloc(sizeof(struct smb2_file_all_info) + MAX_NAME * 2, + smb2_data = kzalloc(sizeof(struct smb2_file_all_info) + PATH_MAX * 2, GFP_KERNEL); if (smb2_data == NULL) { rc = -ENOMEM; diff --git a/fs/cifs/smb2inode.c b/fs/cifs/smb2inode.c index 0150182a4494..899bbc86f73e 100644 --- a/fs/cifs/smb2inode.c +++ b/fs/cifs/smb2inode.c @@ -131,7 +131,7 @@ smb2_query_path_info(const unsigned int xid, struct cifs_tcon *tcon, *adjust_tz = false; *symlink = false; - smb2_data = kzalloc(sizeof(struct smb2_file_all_info) + MAX_NAME * 2, + smb2_data = kzalloc(sizeof(struct smb2_file_all_info) + PATH_MAX * 2, GFP_KERNEL); if (smb2_data == NULL) return -ENOMEM; diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c index 4e4eecdec4f9..f522193b7184 100644 --- a/fs/cifs/smb2ops.c +++ b/fs/cifs/smb2ops.c @@ -389,7 +389,7 @@ smb2_query_file_info(const unsigned int xid, struct cifs_tcon *tcon, int rc; struct smb2_file_all_info *smb2_data; - smb2_data = kzalloc(sizeof(struct smb2_file_all_info) + MAX_NAME * 2, + smb2_data = kzalloc(sizeof(struct smb2_file_all_info) + PATH_MAX * 2, GFP_KERNEL); if (smb2_data == NULL) return -ENOMEM; diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c index cb39c51cd3e0..74b3a6684383 100644 --- a/fs/cifs/smb2pdu.c +++ b/fs/cifs/smb2pdu.c @@ -1532,7 +1532,7 @@ SMB2_query_info(const unsigned int xid, struct cifs_tcon *tcon, { return query_info(xid, tcon, persistent_fid, volatile_fid, FILE_ALL_INFORMATION, - sizeof(struct smb2_file_all_info) + MAX_NAME * 2, + sizeof(struct smb2_file_all_info) + PATH_MAX * 2, sizeof(struct smb2_file_all_info), data); } |