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Merge pull request #3223 from SparkiDev/fp_gcd_fix

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Check the error return from fp_mod in fp_gcd
This commit is contained in:
toddouska
2020-08-24 15:24:20 -07:00
committed by GitHub
parent cf208901fd 3a7ad4f03b
commit 7e6100593e
1 changed files with 4 additions and 1 deletions
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5
wolfcrypt/src/tfm.c
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@ -5157,7 +5157,10 @@ int fp_gcd(fp_int *a, fp_int *b, fp_int *c)
fp_init(r);
while (fp_iszero(v) == FP_NO) {
fp_mod(u, v, r);
int err = fp_mod(u, v, r);
if (err != MP_OKAY) {
return err;
}
fp_copy(v, u);
fp_copy(r, v);
}