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-rw-r--r--fs/f2fs/node.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
index 9168c304fd58..2654c9166fba 100644
--- a/fs/f2fs/node.c
+++ b/fs/f2fs/node.c
@@ -555,7 +555,7 @@ static int get_node_path(struct inode *inode, long block,
level = 3;
goto got;
} else {
- BUG();
+ return -E2BIG;
}
got:
return level;
@@ -579,6 +579,8 @@ int get_dnode_of_data(struct dnode_of_data *dn, pgoff_t index, int mode)
int err = 0;
level = get_node_path(dn->inode, index, offset, noffset);
+ if (level < 0)
+ return level;
nids[0] = dn->inode->i_ino;
npage[0] = dn->inode_page;
@@ -878,6 +880,8 @@ int truncate_inode_blocks(struct inode *inode, pgoff_t from)
trace_f2fs_truncate_inode_blocks_enter(inode, from);
level = get_node_path(inode, from, offset, noffset);
+ if (level < 0)
+ return level;
page = get_node_page(sbi, inode->i_ino);
if (IS_ERR(page)) {
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