1 files changed, 1 insertions, 0 deletions
diff --git a/src/od.c b/src/od.c
index 9f3c02871..287bbf718 100644
--- a/src/od.c
+++ b/src/od.c
@@ -421,6 +421,7 @@ my_strtoul (s, base, val, allow_bkm_suffix)
 
   assert (0 <= base && base <= 36);
 
+  errno = 0;
   tmp = strtoul (s, &p, base);
   if (errno != 0)
     return UINT_OVERFLOW;