diff options
Diffstat (limited to 'drivers/staging/erofs/dir.c')
| -rw-r--r-- | drivers/staging/erofs/dir.c | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/drivers/staging/erofs/dir.c b/drivers/staging/erofs/dir.c index 833f052f79d0..829f7b12e0dc 100644 --- a/drivers/staging/erofs/dir.c +++ b/drivers/staging/erofs/dir.c @@ -24,8 +24,8 @@ static const unsigned char erofs_filetype_table[EROFS_FT_MAX] = { }; static int erofs_fill_dentries(struct dir_context *ctx, - void *dentry_blk, unsigned int *ofs, - unsigned int nameoff, unsigned int maxsize) + void *dentry_blk, unsigned int *ofs, + unsigned int nameoff, unsigned int maxsize) { struct erofs_dirent *de = dentry_blk; const struct erofs_dirent *end = dentry_blk + nameoff; @@ -98,15 +98,14 @@ static int erofs_readdir(struct file *f, struct dir_context *ctx) if (IS_ERR(dentry_page)) continue; - lock_page(dentry_page); de = (struct erofs_dirent *)kmap(dentry_page); nameoff = le16_to_cpu(de->nameoff); if (unlikely(nameoff < sizeof(struct erofs_dirent) || - nameoff >= PAGE_SIZE)) { + nameoff >= PAGE_SIZE)) { errln("%s, invalid de[0].nameoff %u", - __func__, nameoff); + __func__, nameoff); err = -EIO; goto skip_this; @@ -128,7 +127,6 @@ static int erofs_readdir(struct file *f, struct dir_context *ctx) skip_this: kunmap(dentry_page); - unlock_page(dentry_page); put_page(dentry_page); ctx->pos = blknr_to_addr(i) + ofs; @@ -144,6 +142,6 @@ skip_this: const struct file_operations erofs_dir_fops = { .llseek = generic_file_llseek, .read = generic_read_dir, - .iterate = erofs_readdir, + .iterate_shared = erofs_readdir, }; |