From 711e27cd503933cfe7a42d931d2b69dc79014ae0 Mon Sep 17 00:00:00 2001
From: Victor Stinner <victor.stinner@gmail.com>
Date: Mon, 16 Dec 2013 23:06:19 +0100
Subject: tracemalloc: fix usage of strtol(), value can be LONG_MIN or LONG_MAX
 on ERANGE

---
 Modules/_tracemalloc.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Modules/_tracemalloc.c b/Modules/_tracemalloc.c
index 7e6113d..f8ce766 100644
--- a/Modules/_tracemalloc.c
+++ b/Modules/_tracemalloc.c
@@ -1373,11 +1373,12 @@ _PyTraceMalloc_Init(void)
         char *endptr = p;
         long value;
 
+        errno = 0;
         value = strtol(p, &endptr, 10);
         if (*endptr != '\0'
             || value < 1
             || value > MAX_NFRAME
-            || (errno == ERANGE && value == ULONG_MAX))
+            || errno == ERANGE)
         {
             Py_FatalError("PYTHONTRACEMALLOC: invalid number of frames");
             return -1;
-- 
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