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Diffstat (limited to 'openssl/crypto/rsa')
-rw-r--r--openssl/crypto/rsa/rsa_eay.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/openssl/crypto/rsa/rsa_eay.c b/openssl/crypto/rsa/rsa_eay.c
index c5eaeeae6..7c941885f 100644
--- a/openssl/crypto/rsa/rsa_eay.c
+++ b/openssl/crypto/rsa/rsa_eay.c
@@ -675,7 +675,7 @@ static int RSA_eay_public_decrypt(int flen, const unsigned char *from,
rsa->_method_mod_n)) goto err;
if ((padding == RSA_X931_PADDING) && ((ret->d[0] & 0xf) != 12))
- BN_sub(ret, rsa->n, ret);
+ if (!BN_sub(ret, rsa->n, ret)) goto err;
p=buf;
i=BN_bn2bin(ret,p);