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-rw-r--r--src/crypto/bn/mul.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/src/crypto/bn/mul.c b/src/crypto/bn/mul.c
index a17d766..029a59e 100644
--- a/src/crypto/bn/mul.c
+++ b/src/crypto/bn/mul.c
@@ -666,8 +666,8 @@ int BN_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx) {
end:
bn_correct_top(rr);
- if (r != rr) {
- BN_copy(r, rr);
+ if (r != rr && !BN_copy(r, rr)) {
+ goto err;
}
ret = 1;
@@ -877,8 +877,8 @@ int BN_sqr(BIGNUM *r, const BIGNUM *a, BN_CTX *ctx) {
rr->top = max;
}
- if (rr != r) {
- BN_copy(r, rr);
+ if (rr != r && !BN_copy(r, rr)) {
+ goto err;
}
ret = 1;