From 37ffeeb5446fedc5f205f435c16dea1dce8ec3ad Mon Sep 17 00:00:00 2001
From: "Juan J. Martinez" <jjm@usebox.net>
Date: Tue, 9 May 2023 07:16:43 +0100
Subject: Check for error

---
 tr8vm.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'tr8vm.c')

diff --git a/tr8vm.c b/tr8vm.c
index 57740d9..65dc86b 100644
--- a/tr8vm.c
+++ b/tr8vm.c
@@ -214,7 +214,12 @@ int main(int argc, char *argv[])
         fprintf(stderr, "Error opening input\n");
         return 1;
     }
-    fseek(fd, 0, SEEK_END);
+    if (fseek(fd, 0, SEEK_END) == -1)
+    {
+        fclose(fd);
+        fprintf(stderr, "Error opening input\n");
+        return 1;
+    }
     size = ftell(fd);
     if (size > UINT16_MAX + 1)
     {
-- 
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