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Avoid segfault if ret==0.

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Submitted by: Nils Larsch
This commit is contained in:
Ulf Möller 2003-12-06 11:39:37 +00:00
parent 919f8bcd21
commit ce38bb1a8c
1 changed files with 2 additions and 1 deletions
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3
crypto/bn/bn_gcd.c
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@ -488,6 +488,7 @@ BIGNUM *BN_mod_inverse(BIGNUM *in,
err: err:
if ((ret == NULL) && (in == NULL)) BN_free(R); if ((ret == NULL) && (in == NULL)) BN_free(R);
BN_CTX_end(ctx); BN_CTX_end(ctx);
bn_check_top(ret); if (ret)
bn_check_top(ret);
return(ret); return(ret);
} }