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udf: Convert udf_symlink_filler() to use udf_bread()

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Convert udf_symlink_filler() to use udf_bread() instead of mapping and
reading buffer head manually.

Signed-off-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Jan Kara 2023-01-18 14:32:45 +01:00
parent f33321b29b
commit 15a08f5162
1 changed files with 4 additions and 7 deletions
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11
fs/udf/symlink.c
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@ -107,10 +107,9 @@ static int udf_symlink_filler(struct file *file, struct folio *folio)
struct inode *inode = page->mapping->host;
struct buffer_head *bh = NULL;
unsigned char *symlink;
int err;
int err = 0;
unsigned char *p = page_address(page);
struct udf_inode_info *iinfo = UDF_I(inode);
uint32_t pos;
/* We don't support symlinks longer than one block */
if (inode->i_size > inode->i_sb->s_blocksize) {
@ -121,14 +120,12 @@ static int udf_symlink_filler(struct file *file, struct folio *folio)
if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_IN_ICB) {
symlink = iinfo->i_data + iinfo->i_lenEAttr;
} else {
pos = udf_block_map(inode, 0);
bh = sb_bread(inode->i_sb, pos);
bh = udf_bread(inode, 0, 0, &err);
if (!bh) {
err = -EIO;
if (!err)
err = -EFSCORRUPTED;
goto out_err;
}
symlink = bh->b_data;
}