Commit 5a95741a authored Jun 11, 2014 by hujianyang Committed by Artem Bityutskiy Jul 19, 2014

UBIFS: fix error handling in dump_lpt_leb()



This patch checks the return value of 'ubifs_unpack_nnode()'.
If this function returns an error, 'nnode' may not be
initialized, so just print an error message and break.

Signed-off-by: hujianyang <hujianyang@huawei.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>

parent 033ead82

fs/ubifs/lpt_commit.c

+5 −0

Original line number	Diff line number	Diff line
		@@ -1941,6 +1941,11 @@ static void dump_lpt_leb(const struct ubifs_info *c, int lnum)
		pr_err("LEB %d:%d, nnode, ",
		lnum, offs);
		err = ubifs_unpack_nnode(c, p, &nnode);
		if (err) {
		pr_err("failed to unpack_node, error %d\n",
		err);
		break;
		}
		for (i = 0; i < UBIFS_LPT_FANOUT; i++) {
		pr_cont("%d:%d", nnode.nbranch[i].lnum,
		nnode.nbranch[i].offs);