diff options
Diffstat (limited to 'fs/jffs2')
| -rw-r--r-- | fs/jffs2/xattr.c | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/fs/jffs2/xattr.c b/fs/jffs2/xattr.c index 0eaec4a0f3b1..1189a70d2007 100644 --- a/fs/jffs2/xattr.c +++ b/fs/jffs2/xattr.c @@ -924,8 +924,9 @@ const struct xattr_handler *jffs2_xattr_handlers[] = { NULL }; -static const struct xattr_handler *xprefix_to_handler(int xprefix) { - const struct xattr_handler *ret; +static const char *jffs2_xattr_prefix(int xprefix, struct dentry *dentry) +{ + const struct xattr_handler *ret = NULL; switch (xprefix) { case JFFS2_XPREFIX_USER: @@ -948,10 +949,13 @@ static const struct xattr_handler *xprefix_to_handler(int xprefix) { ret = &jffs2_trusted_xattr_handler; break; default: - ret = NULL; - break; + return NULL; } - return ret; + + if (!xattr_handler_can_list(ret, dentry)) + return NULL; + + return xattr_prefix(ret); } ssize_t jffs2_listxattr(struct dentry *dentry, char *buffer, size_t size) @@ -962,7 +966,6 @@ ssize_t jffs2_listxattr(struct dentry *dentry, char *buffer, size_t size) struct jffs2_inode_cache *ic = f->inocache; struct jffs2_xattr_ref *ref, **pref; struct jffs2_xattr_datum *xd; - const struct xattr_handler *xhandle; const char *prefix; ssize_t prefix_len, len, rc; int retry = 0; @@ -994,10 +997,10 @@ ssize_t jffs2_listxattr(struct dentry *dentry, char *buffer, size_t size) goto out; } } - xhandle = xprefix_to_handler(xd->xprefix); - if (!xhandle || (xhandle->list && !xhandle->list(dentry))) + + prefix = jffs2_xattr_prefix(xd->xprefix, dentry); + if (!prefix) continue; - prefix = xhandle->prefix ?: xhandle->name; prefix_len = strlen(prefix); rc = prefix_len + xd->name_len + 1; |