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[Minios-devel] [UNIKRAFT PATCH v2] lib/vfscore: stat() - Return EINVAL if pathname is NULL
- To: minios-devel@xxxxxxxxxxxxx
- From: Costin Lupu <costin.lupu@xxxxxxxxx>
- Date: Thu, 22 Aug 2019 13:15:30 +0300
- Cc: Costin Lupu <costin.lup@xxxxxxxxx>, sharan.santhanam@xxxxxxxxx
- Delivery-date: Thu, 22 Aug 2019 10:15:37 +0000
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- List-id: Mini-os development list <minios-devel.lists.xenproject.org>
From: Costin Lupu <costin.lup@xxxxxxxxx>
Signed-off-by: Costin Lupu <costin.lupu@xxxxxxxxx>
---
lib/vfscore/main.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/lib/vfscore/main.c b/lib/vfscore/main.c
index fff233f3..be055b78 100644
--- a/lib/vfscore/main.c
+++ b/lib/vfscore/main.c
@@ -1141,6 +1141,10 @@ LFS64(__xstat);
int stat(const char *pathname, struct stat *st)
{
+ if (!pathname) {
+ errno = EINVAL;
+ return -1;
+ }
return __xstat(1, pathname, st);
}
--
2.20.1
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