1 files changed, 3 insertions, 0 deletions

diff --git a/crypto/compat/posix_win.c b/crypto/compat/posix_win.c
index 572e527..00d3d82 100644
--- a/crypto/compat/posix_win.c
+++ b/crypto/compat/posix_win.c
@@ -89,6 +89,9 @@ posix_open(const char *path, ...)
         flags &= ~O_NONBLOCK;
 
         const int fh = open(path, flags, mode);
+        if (fh < 0) {
+                return fh;
+        }
 
         // Set high bit to mark file descriptor as a file handle
         return fh + 0x80000000;