Messages in this thread Patch in this message | | | From | "Fabio M. De Francesco" <> | Subject | [RESEND PATCH 1/4] hfsplus: Unmap the page in the "fail_page" label | Date | Sun, 21 Aug 2022 20:10:42 +0200 |
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Several paths within hfs_btree_open() jump to the "fail_page" label where put_page() is called while the page is still mapped.
Call kunmap() to unmap the page soon before put_page().
Cc: Viacheslav Dubeyko <slava@dubeyko.com> Reviewed-by: Ira Weiny <ira.weiny@intel.com> Reviewed-by: Viacheslav Dubeyko <slava@dubeyko.com> Signed-off-by: Fabio M. De Francesco <fmdefrancesco@gmail.com> --- fs/hfsplus/btree.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/fs/hfsplus/btree.c b/fs/hfsplus/btree.c index 66774f4cb4fd..3a917a9a4edd 100644 --- a/fs/hfsplus/btree.c +++ b/fs/hfsplus/btree.c @@ -245,6 +245,7 @@ struct hfs_btree *hfs_btree_open(struct super_block *sb, u32 id) return tree; fail_page: + kunmap(page); put_page(page); free_inode: tree->inode->i_mapping->a_ops = &hfsplus_aops; -- 2.37.1
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