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Diffstat (limited to 'crypto/rsa/rsa_eay.c')
-rw-r--r--crypto/rsa/rsa_eay.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/crypto/rsa/rsa_eay.c b/crypto/rsa/rsa_eay.c
index 0ac641844937..412d0eacf73a 100644
--- a/crypto/rsa/rsa_eay.c
+++ b/crypto/rsa/rsa_eay.c
@@ -673,7 +673,7 @@ 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);