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-rw-r--r--ext/solv_pgpvrfy.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/ext/solv_pgpvrfy.c b/ext/solv_pgpvrfy.c
index 5dad742..9bc256c 100644
--- a/ext/solv_pgpvrfy.c
+++ b/ext/solv_pgpvrfy.c
@@ -70,6 +70,8 @@ mpdomod(int len, mp_t *target, mp2_t x, mp_t *mod)
/* reduce */
mp2_t z = x / ((mp2_t)mod[i] + 1);
mp2_t n = 0;
+ if ((z >> MP_T_BITS) != 0)
+ z = (mp2_t)1 << MP_T_BITS; /* just in case... */
for (j = 0; j < i; j++)
{
mp_t n2;