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-rw-r--r--fs/cifs/xattr.c40
1 files changed, 18 insertions, 22 deletions
diff --git a/fs/cifs/xattr.c b/fs/cifs/xattr.c
index 2a22fb2989e4..c32308882148 100644
--- a/fs/cifs/xattr.c
+++ b/fs/cifs/xattr.c
@@ -22,6 +22,7 @@
#include <linux/fs.h>
#include <linux/posix_acl_xattr.h>
#include <linux/slab.h>
+#include <linux/xattr.h>
#include "cifsfs.h"
#include "cifspdu.h"
#include "cifsglob.h"
@@ -31,16 +32,8 @@
#define MAX_EA_VALUE_SIZE 65535
#define CIFS_XATTR_DOS_ATTRIB "user.DosAttrib"
#define CIFS_XATTR_CIFS_ACL "system.cifs_acl"
-#define CIFS_XATTR_USER_PREFIX "user."
-#define CIFS_XATTR_SYSTEM_PREFIX "system."
-#define CIFS_XATTR_OS2_PREFIX "os2."
-#define CIFS_XATTR_SECURITY_PREFIX "security."
-#define CIFS_XATTR_TRUSTED_PREFIX "trusted."
-#define XATTR_TRUSTED_PREFIX_LEN 8
-#define XATTR_SECURITY_PREFIX_LEN 9
-/* BB need to add server (Samba e.g) support for security and trusted prefix */
-
+/* BB need to add server (Samba e.g) support for security and trusted prefix */
int cifs_removexattr(struct dentry *direntry, const char *ea_name)
{
@@ -76,8 +69,8 @@ int cifs_removexattr(struct dentry *direntry, const char *ea_name)
}
if (ea_name == NULL) {
cFYI(1, "Null xattr names not supported");
- } else if (strncmp(ea_name, CIFS_XATTR_USER_PREFIX, 5)
- && (strncmp(ea_name, CIFS_XATTR_OS2_PREFIX, 4))) {
+ } else if (strncmp(ea_name, XATTR_USER_PREFIX, XATTR_USER_PREFIX_LEN)
+ && (strncmp(ea_name, XATTR_OS2_PREFIX, XATTR_OS2_PREFIX_LEN))) {
cFYI(1,
"illegal xattr request %s (only user namespace supported)",
ea_name);
@@ -88,7 +81,7 @@ int cifs_removexattr(struct dentry *direntry, const char *ea_name)
if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_NO_XATTR)
goto remove_ea_exit;
- ea_name += 5; /* skip past user. prefix */
+ ea_name += XATTR_USER_PREFIX_LEN; /* skip past user. prefix */
rc = CIFSSMBSetEA(xid, pTcon, full_path, ea_name, NULL,
(__u16)0, cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR);
@@ -149,21 +142,23 @@ int cifs_setxattr(struct dentry *direntry, const char *ea_name,
if (ea_name == NULL) {
cFYI(1, "Null xattr names not supported");
- } else if (strncmp(ea_name, CIFS_XATTR_USER_PREFIX, 5) == 0) {
+ } else if (strncmp(ea_name, XATTR_USER_PREFIX, XATTR_USER_PREFIX_LEN)
+ == 0) {
if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_NO_XATTR)
goto set_ea_exit;
if (strncmp(ea_name, CIFS_XATTR_DOS_ATTRIB, 14) == 0)
cFYI(1, "attempt to set cifs inode metadata");
- ea_name += 5; /* skip past user. prefix */
+ ea_name += XATTR_USER_PREFIX_LEN; /* skip past user. prefix */
rc = CIFSSMBSetEA(xid, pTcon, full_path, ea_name, ea_value,
(__u16)value_size, cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR);
- } else if (strncmp(ea_name, CIFS_XATTR_OS2_PREFIX, 4) == 0) {
+ } else if (strncmp(ea_name, XATTR_OS2_PREFIX, XATTR_OS2_PREFIX_LEN)
+ == 0) {
if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_NO_XATTR)
goto set_ea_exit;
- ea_name += 4; /* skip past os2. prefix */
+ ea_name += XATTR_OS2_PREFIX_LEN; /* skip past os2. prefix */
rc = CIFSSMBSetEA(xid, pTcon, full_path, ea_name, ea_value,
(__u16)value_size, cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR);
@@ -269,7 +264,8 @@ ssize_t cifs_getxattr(struct dentry *direntry, const char *ea_name,
/* return alt name if available as pseudo attr */
if (ea_name == NULL) {
cFYI(1, "Null xattr names not supported");
- } else if (strncmp(ea_name, CIFS_XATTR_USER_PREFIX, 5) == 0) {
+ } else if (strncmp(ea_name, XATTR_USER_PREFIX, XATTR_USER_PREFIX_LEN)
+ == 0) {
if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_NO_XATTR)
goto get_ea_exit;
@@ -277,15 +273,15 @@ ssize_t cifs_getxattr(struct dentry *direntry, const char *ea_name,
cFYI(1, "attempt to query cifs inode metadata");
/* revalidate/getattr then populate from inode */
} /* BB add else when above is implemented */
- ea_name += 5; /* skip past user. prefix */
+ ea_name += XATTR_USER_PREFIX_LEN; /* skip past user. prefix */
rc = CIFSSMBQAllEAs(xid, pTcon, full_path, ea_name, ea_value,
buf_size, cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR);
- } else if (strncmp(ea_name, CIFS_XATTR_OS2_PREFIX, 4) == 0) {
+ } else if (strncmp(ea_name, XATTR_OS2_PREFIX, XATTR_OS2_PREFIX_LEN) == 0) {
if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_NO_XATTR)
goto get_ea_exit;
- ea_name += 4; /* skip past os2. prefix */
+ ea_name += XATTR_OS2_PREFIX_LEN; /* skip past os2. prefix */
rc = CIFSSMBQAllEAs(xid, pTcon, full_path, ea_name, ea_value,
buf_size, cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR);
@@ -339,10 +335,10 @@ ssize_t cifs_getxattr(struct dentry *direntry, const char *ea_name,
cFYI(1, "Query CIFS ACL not supported yet");
#endif /* CONFIG_CIFS_ACL */
} else if (strncmp(ea_name,
- CIFS_XATTR_TRUSTED_PREFIX, XATTR_TRUSTED_PREFIX_LEN) == 0) {
+ XATTR_TRUSTED_PREFIX, XATTR_TRUSTED_PREFIX_LEN) == 0) {
cFYI(1, "Trusted xattr namespace not supported yet");
} else if (strncmp(ea_name,
- CIFS_XATTR_SECURITY_PREFIX, XATTR_SECURITY_PREFIX_LEN) == 0) {
+ XATTR_SECURITY_PREFIX, XATTR_SECURITY_PREFIX_LEN) == 0) {
cFYI(1, "Security xattr namespace not supported yet");
} else
cFYI(1,