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| author | Kenny Root <kroot@google.com> | 2015-10-02 16:09:15 -0700 |
|---|---|---|
| committer | Kenny Root <kroot@google.com> | 2015-10-02 16:09:49 -0700 |
| commit | fe7305364c3369f9222a61646c5c9842eae9bceb (patch) | |
| tree | 360ada970b7bb1046ae069d253ba24d9622eb3ad /src/crypto/bn/montgomery.c | |
| parent | 691ef9d0ff0ece39ffd6a58960a7cd195ef584ae (diff) | |
| parent | b452bce3bf2034466cee6206ebf3994409468ee4 (diff) | |
| download | external_boringssl-fe7305364c3369f9222a61646c5c9842eae9bceb.zip external_boringssl-fe7305364c3369f9222a61646c5c9842eae9bceb.tar.gz external_boringssl-fe7305364c3369f9222a61646c5c9842eae9bceb.tar.bz2 | |
Merge mnc-dr-dev-plus-aosp into mnc-ub-dev
This pulls in the latest version of BoringSSL.
Change-Id: I0ab5c73d60f41a696c9a828fac87670aaca10dec
Diffstat (limited to 'src/crypto/bn/montgomery.c')
| -rw-r--r-- | src/crypto/bn/montgomery.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/crypto/bn/montgomery.c b/src/crypto/bn/montgomery.c index 152cf2d..c6c9c88 100644 --- a/src/crypto/bn/montgomery.c +++ b/src/crypto/bn/montgomery.c @@ -110,6 +110,7 @@ #include <string.h> +#include <openssl/err.h> #include <openssl/mem.h> #include <openssl/thread.h> @@ -176,6 +177,11 @@ int BN_MONT_CTX_set(BN_MONT_CTX *mont, const BIGNUM *mod, BN_CTX *ctx) { BIGNUM tmod; BN_ULONG buf[2]; + if (BN_is_zero(mod)) { + OPENSSL_PUT_ERROR(BN, BN_R_DIV_BY_ZERO); + return 0; + } + BN_CTX_start(ctx); Ri = BN_CTX_get(ctx); if (Ri == NULL) { |