diff --git a/fs/ceph/xattr.c b/fs/ceph/xattr.c index bfff735091f..3418615c53e 100644 --- a/fs/ceph/xattr.c +++ b/fs/ceph/xattr.c @@ -126,14 +126,19 @@ static struct ceph_vxattr_cb *ceph_inode_vxattrs(struct inode *inode) return NULL; } -static struct ceph_vxattr_cb *ceph_match_vxattr(struct ceph_vxattr_cb *vxattr, +static struct ceph_vxattr_cb *ceph_match_vxattr(struct inode *inode, const char *name) { - do { - if (strcmp(vxattr->name, name) == 0) - return vxattr; - vxattr++; - } while (vxattr->name); + struct ceph_vxattr_cb *vxattr = ceph_inode_vxattrs(inode); + + if (vxattr) { + while (vxattr->name) { + if (!strcmp(vxattr->name, name)) + return vxattr; + vxattr++; + } + } + return NULL; } @@ -502,7 +507,6 @@ ssize_t ceph_getxattr(struct dentry *dentry, const char *name, void *value, { struct inode *inode = dentry->d_inode; struct ceph_inode_info *ci = ceph_inode(inode); - struct ceph_vxattr_cb *vxattrs = ceph_inode_vxattrs(inode); int err; struct ceph_inode_xattr *xattr; struct ceph_vxattr_cb *vxattr = NULL; @@ -511,8 +515,7 @@ ssize_t ceph_getxattr(struct dentry *dentry, const char *name, void *value, return -ENODATA; /* let's see if a virtual xattr was requested */ - if (vxattrs) - vxattr = ceph_match_vxattr(vxattrs, name); + vxattr = ceph_match_vxattr(inode, name); spin_lock(&ci->i_ceph_lock); dout("getxattr %p ver=%lld index_ver=%lld\n", inode, @@ -698,8 +701,8 @@ int ceph_setxattr(struct dentry *dentry, const char *name, const void *value, size_t size, int flags) { struct inode *inode = dentry->d_inode; + struct ceph_vxattr_cb *vxattr; struct ceph_inode_info *ci = ceph_inode(inode); - struct ceph_vxattr_cb *vxattrs = ceph_inode_vxattrs(inode); int err; int name_len = strlen(name); int val_len = size; @@ -716,12 +719,9 @@ int ceph_setxattr(struct dentry *dentry, const char *name, if (!ceph_is_valid_xattr(name)) return -EOPNOTSUPP; - if (vxattrs) { - struct ceph_vxattr_cb *vxattr = - ceph_match_vxattr(vxattrs, name); - if (vxattr && vxattr->readonly) - return -EOPNOTSUPP; - } + vxattr = ceph_match_vxattr(inode, name); + if (vxattr && vxattr->readonly) + return -EOPNOTSUPP; /* preallocate memory for xattr name, value, index node */ err = -ENOMEM; @@ -814,8 +814,8 @@ static int ceph_send_removexattr(struct dentry *dentry, const char *name) int ceph_removexattr(struct dentry *dentry, const char *name) { struct inode *inode = dentry->d_inode; + struct ceph_vxattr_cb *vxattr; struct ceph_inode_info *ci = ceph_inode(inode); - struct ceph_vxattr_cb *vxattrs = ceph_inode_vxattrs(inode); int issued; int err; int required_blob_size; @@ -827,12 +827,9 @@ int ceph_removexattr(struct dentry *dentry, const char *name) if (!ceph_is_valid_xattr(name)) return -EOPNOTSUPP; - if (vxattrs) { - struct ceph_vxattr_cb *vxattr = - ceph_match_vxattr(vxattrs, name); - if (vxattr && vxattr->readonly) - return -EOPNOTSUPP; - } + vxattr = ceph_match_vxattr(inode, name); + if (vxattr && vxattr->readonly) + return -EOPNOTSUPP; err = -ENOMEM; spin_lock(&ci->i_ceph_lock);