X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=cmd%2Fitest.c;h=e1896d9f9728df3f8195d6d4a11321c5f67723b1;hb=7b82a229e56d4f1f7f200e4e712c73be2ef9aea5;hp=60626c7fe9c3d983d247aeee6f89b76548a189b5;hpb=f3c264f9de6a5727c90ecf6d46d4747091c0a57f;p=u-boot

diff --git a/cmd/itest.c b/cmd/itest.c
index 60626c7fe9..e1896d9f97 100644
--- a/cmd/itest.c
+++ b/cmd/itest.c
@@ -80,7 +80,8 @@ static long evalexp(char *s, int w)
 		l = simple_strtoul(s, NULL, 16);
 	}
 
-	return l & ((1UL << (w * 8)) - 1);
+	/* avoid overflow on mask calculus */
+	return (w >= sizeof(long)) ? l : (l & ((1UL << (w * 8)) - 1));
 }
 
 static char * evalstr(char *s)