Fix buffer overflow of `pos` when file-size is too big

23870459 · MATSUMOTO, Ryosuke · e724c5af · 23870459
Commit 23870459 authored Oct 19, 2015 by MATSUMOTO, Ryosuke
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src/io.c src/io.c +1 -2

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--- a/src/io.c
+++ b/src/io.c
@@ -525,8 +525,7 @@ mrb_value
 mrb_io_sysseek(mrb_state *mrb, mrb_value io)
 {
  struct mrb_io *fptr;
-  int pos;
+  mrb_int pos, offset, whence = -1;
-  mrb_int offset, whence = -1;
  mrb_get_args(mrb, "i|i", &offset, &whence);
  if (whence < 0) {