libmp: fix assert() for mpexp() with nil modulus

2015-12-06 20:53:54 +01:00 · 2015-12-06 20:53:54 +01:00 · 01afe9328b
parent 1a5c8430d2
commit 01afe9328b
1 changed files with 1 additions and 1 deletions
--- a/sys/src/libmp/port/mpexp.c
+++ b/sys/src/libmp/port/mpexp.c
@ -22,7 +22,7 @@ mpexp(mpint *b, mpint *e, mpint *m, mpint *res)
 	mpdigit d, bit;
 	int i, j;

-	assert(m->flags & MPnorm);
+	assert(m == nil || m->flags & MPnorm);
 	assert((e->flags & MPtimesafe) == 0);
 	res->flags |= b->flags & MPtimesafe;