From d8db5b1ca9d4c57e49893d0f78e6d5ce81450cc8 Mon Sep 17 00:00:00 2001 From: Xiaolei Li Date: Fri, 23 Jun 2017 10:37:23 +0800 Subject: ubifs: Massage assert in ubifs_xattr_set() wrt. init_xattrs The inode is not locked in init_xattrs when creating a new inode. Without this patch, there will occurs assert when booting or creating a new file, if the kernel config CONFIG_SECURITY_SMACK is enabled. Log likes: UBIFS assert failed in ubifs_xattr_set at 298 (pid 1156) CPU: 1 PID: 1156 Comm: ldconfig Tainted: G S 4.12.0-rc1-207440-g1e70b02 #2 Hardware name: MediaTek MT2712 evaluation board (DT) Call trace: [] dump_backtrace+0x0/0x238 [] show_stack+0x14/0x20 [] dump_stack+0x9c/0xc0 [] ubifs_xattr_set+0x374/0x5e0 [] init_xattrs+0x5c/0xb8 [] security_inode_init_security+0x110/0x190 [] ubifs_init_security+0x30/0x68 [] ubifs_mkdir+0x100/0x200 [] vfs_mkdir+0x11c/0x1b8 [] SyS_mkdirat+0x74/0xd0 [] __sys_trace_return+0x0/0x4 Signed-off-by: Xiaolei Li Signed-off-by: Richard Weinberger --- fs/ubifs/ubifs.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'fs/ubifs/ubifs.h') diff --git a/fs/ubifs/ubifs.h b/fs/ubifs/ubifs.h index d933edade14a..cd43651f1731 100644 --- a/fs/ubifs/ubifs.h +++ b/fs/ubifs/ubifs.h @@ -1755,7 +1755,7 @@ int ubifs_check_dir_empty(struct inode *dir); extern const struct xattr_handler *ubifs_xattr_handlers[]; ssize_t ubifs_listxattr(struct dentry *dentry, char *buffer, size_t size); int ubifs_xattr_set(struct inode *host, const char *name, const void *value, - size_t size, int flags); + size_t size, int flags, bool check_lock); ssize_t ubifs_xattr_get(struct inode *host, const char *name, void *buf, size_t size); void ubifs_evict_xattr_inode(struct ubifs_info *c, ino_t xattr_inum); -- cgit v1.2.3