[UNIKRAFT PATCH 2/5] lib/vfscore: Add missing error value

[Vlad-Andrei Badoiu <vlad_andrei.badoiu@xxxxxx>]

When mp->m_root is null we set no error. We solve
this by setting error equal to ENOMEM;
---
 lib/vfscore/mount.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/vfscore/mount.c b/lib/vfscore/mount.c
index 1a778be2..a6df9983 100644
--- a/lib/vfscore/mount.c
+++ b/lib/vfscore/mount.c
@@ -207,6 +207,7 @@ mount(const char *dev, const char *dir, const char *fsname, 
unsigned long flags,
 
        mp->m_root = dentry_alloc(NULL, vp, "/");
        if (!mp->m_root) {
+               error = ENOMEM;
                vput(vp);
                goto err3;
        }
-- 
2.27.0