file locking: check return value of fcntl ()

2017-02-14 15:15:50 +01:00
parent cdfabe333f
commit c440dec867
5 changed files with 19 additions and 7 deletions
--- a/src/loopback.c
+++ b/src/loopback.c
@@ -163,7 +163,10 @@ void loopback_write_append (hashcat_ctx_t *hashcat_ctx, const u8 *plain_ptr, con

  fflush (fp);

-  unlock_file (fp);
+  if (unlock_file (fp))
+  {
+    event_log_error (hashcat_ctx, "%s: Failed to unlock file", loopback_ctx->filename);
+  }

  loopback_ctx->unused = false;
 }