1 files changed, 2 insertions, 4 deletions

diff --git a/src/doprnt.c b/src/doprnt.c
index 63f724cf7a7..6db0eda1514 100644
--- a/src/doprnt.c
+++ b/src/doprnt.c
@@ -104,10 +104,8 @@ doprnt (buffer, bufsize, format, format_end, nargs, args)
             size_bound = -size_bound;
           size_bound += 50;
 
-          if (size_bound > bufsize)
-            /* This is certainly enough that it doesn't matter
-               to lose the rest.  */
-            size_bound = bufsize + 100;
+          if (size_bound > (unsigned) (1 << (INTBITS - 1)))
+            error ("Format padding to large");
 
           /* Make sure we have that much.  */
           if (size_bound > size_allocated)