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TFM: explicit cast of -1 to fp_digit

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When -1 is needed as an fp_digit, as a mask. cast to fp_digit.
This commit is contained in:
Sean Parkinson
2024-11-15 08:25:44 +10:00
parent 6af54d3de2
commit 9d8a3cc352
1 changed files with 2 additions and 2 deletions
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4
wolfcrypt/src/tfm.c
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@ -989,9 +989,9 @@ int fp_div_2_mod_ct(fp_int *a, fp_int *b, fp_int *c)
fp_digit mask;
int i;
mask = 0 - (a->dp[0] & 1);
mask = (fp_digit)0 - (a->dp[0] & 1);
for (i = 0; i < b->used; i++) {
fp_digit mask_a = 0 - (i < a->used);
fp_digit mask_a = (fp_digit)0 - (i < a->used);
w += b->dp[i] & mask;
w += a->dp[i] & mask_a;