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Diffstat (limited to 'fs/orangefs/xattr.c')
-rw-r--r--fs/orangefs/xattr.c26
1 files changed, 8 insertions, 18 deletions
diff --git a/fs/orangefs/xattr.c b/fs/orangefs/xattr.c
index 74a81b1daaac..237c9c04dc3b 100644
--- a/fs/orangefs/xattr.c
+++ b/fs/orangefs/xattr.c
@@ -76,11 +76,8 @@ ssize_t orangefs_inode_getxattr(struct inode *inode, const char *name,
if (S_ISLNK(inode->i_mode))
return -EOPNOTSUPP;
- if (strlen(name) >= ORANGEFS_MAX_XATTR_NAMELEN) {
- gossip_err("Invalid key length (%d)\n",
- (int)strlen(name));
+ if (strlen(name) > ORANGEFS_MAX_XATTR_NAMELEN)
return -EINVAL;
- }
fsuid = from_kuid(&init_user_ns, current_fsuid());
fsgid = from_kgid(&init_user_ns, current_fsgid());
@@ -172,6 +169,9 @@ static int orangefs_inode_removexattr(struct inode *inode, const char *name,
struct orangefs_kernel_op_s *new_op = NULL;
int ret = -ENOMEM;
+ if (strlen(name) > ORANGEFS_MAX_XATTR_NAMELEN)
+ return -EINVAL;
+
down_write(&orangefs_inode->xattr_sem);
new_op = op_alloc(ORANGEFS_VFS_OP_REMOVEXATTR);
if (!new_op)
@@ -231,23 +231,13 @@ int orangefs_inode_setxattr(struct inode *inode, const char *name,
"%s: name %s, buffer_size %zd\n",
__func__, name, size);
- if (size >= ORANGEFS_MAX_XATTR_VALUELEN ||
- flags < 0) {
- gossip_err("orangefs_inode_setxattr: bogus values of size(%d), flags(%d)\n",
- (int)size,
- flags);
+ if (size > ORANGEFS_MAX_XATTR_VALUELEN)
+ return -EINVAL;
+ if (strlen(name) > ORANGEFS_MAX_XATTR_NAMELEN)
return -EINVAL;
- }
internal_flag = convert_to_internal_xattr_flags(flags);
- if (strlen(name) >= ORANGEFS_MAX_XATTR_NAMELEN) {
- gossip_err
- ("orangefs_inode_setxattr: bogus key size (%d)\n",
- (int)(strlen(name)));
- return -EINVAL;
- }
-
/* This is equivalent to a removexattr */
if (size == 0 && value == NULL) {
gossip_debug(GOSSIP_XATTR_DEBUG,
@@ -358,7 +348,7 @@ try_again:
returned_count = new_op->downcall.resp.listxattr.returned_count;
if (returned_count < 0 ||
- returned_count >= ORANGEFS_MAX_XATTR_LISTLEN) {
+ returned_count > ORANGEFS_MAX_XATTR_LISTLEN) {
gossip_err("%s: impossible value for returned_count:%d:\n",
__func__,
returned_count);