From 14f02a946b875459db8b4290d316e7a99c6d9f75 Mon Sep 17 00:00:00 2001
From: David Oberhollenzer <david.oberhollenzer@sigma-star.at>
Date: Sun, 25 Aug 2019 10:25:22 +0200
Subject: Propperly set errno in read_inode_slink error path

Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>
---
 lib/sqfs/read_inode.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/sqfs/read_inode.c b/lib/sqfs/read_inode.c
index e4b4dfa..18d71b8 100644
--- a/lib/sqfs/read_inode.c
+++ b/lib/sqfs/read_inode.c
@@ -12,6 +12,7 @@
 #include <sys/stat.h>
 #include <stdlib.h>
 #include <stdio.h>
+#include <errno.h>
 
 #define SWAB16(x) x = le16toh(x)
 #define SWAB32(x) x = le32toh(x)
@@ -169,6 +170,7 @@ static sqfs_inode_generic_t *read_inode_slink(meta_reader_t *ir,
 
 	if (SZ_ADD_OV(slink.target_size, 1, &size) ||
 	    SZ_ADD_OV(sizeof(*out), size, &size)) {
+		errno = EOVERFLOW;
 		goto fail;
 	}
 
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