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Avoid stack overflow while generating primes. Bug 310145. r=wtchang

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git-svn-id: svn://10.0.0.236/trunk@192604 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
nelson%bolyard.com
2006-03-19 05:09:30 +00:00
parent bf1c3dc4ab
commit cb1edeff24
1 changed files with 0 additions and 13 deletions
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13
mozilla/security/nss/lib/freebl/mpi/mpprime.c
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@@ -427,20 +427,10 @@ mp_err mpp_make_prime(mp_int *start, mp_size nBits, mp_size strong,
mp_int trial;
mp_int q;
mp_size num_tests;
/*
* Always make sieve the last variabale allocated so that
* Mac builds don't break by adding an extra variable
* on the stack. -javi
*/
#if defined(macintosh) || defined (XP_OS2) \
|| (defined(HPUX) && defined(__ia64))
unsigned char *sieve;
sieve = malloc(SIEVE_SIZE);
ARGCHK(sieve != NULL, MP_MEM);
#else
unsigned char sieve[SIEVE_SIZE];
#endif
ARGCHK(start != 0, MP_BADARG);
ARGCHK(nBits > 16, MP_RANGE);
@@ -575,13 +565,10 @@ CLEANUP:
mp_clear(&q);
if (nTries)
*nTries += i;
#if defined(macintosh) || defined(XP_OS2) \
|| (defined(HPUX) && defined(__ia64))
if (sieve != NULL) {
memset(sieve, 0, SIEVE_SIZE);
free (sieve);
}
#endif
return res;
}