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| author | Bodo Möller <bodo@openssl.org> | 2006-06-16 01:01:14 +0000 |
|---|---|---|
| committer | Bodo Möller <bodo@openssl.org> | 2006-06-16 01:01:14 +0000 |
| commit | 4a9cfd763eaba36701caa673b433e716b8d2949f (patch) | |
| tree | ea2a3e0e15a756c6457e7a37735a9c9382b268f6 | |
| parent | 0e73294e263a7199d3fafd069c42a6278575f517 (diff) | |
| download | openssl-new-4a9cfd763eaba36701caa673b433e716b8d2949f.tar.gz | |
Another thread-safety fix
| -rw-r--r-- | crypto/bn/bn_mont.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/crypto/bn/bn_mont.c b/crypto/bn/bn_mont.c index 153f8d8e00..961ca67ea1 100644 --- a/crypto/bn/bn_mont.c +++ b/crypto/bn/bn_mont.c @@ -407,6 +407,7 @@ BN_MONT_CTX *BN_MONT_CTX_set_locked(BN_MONT_CTX **pmont, int lock, const BIGNUM *mod, BN_CTX *ctx) { int got_write_lock = 0; + BN_MONT_CTX *ret; CRYPTO_r_lock(lock); if (!*pmont) @@ -417,19 +418,20 @@ BN_MONT_CTX *BN_MONT_CTX_set_locked(BN_MONT_CTX **pmont, int lock, if (!*pmont) { - BN_MONT_CTX *mtmp; - mtmp = BN_MONT_CTX_new(); - if (mtmp && !BN_MONT_CTX_set(mtmp, mod, ctx)) - BN_MONT_CTX_free(mtmp); + ret = BN_MONT_CTX_new(); + if (ret && !BN_MONT_CTX_set(ret, mod, ctx)) + BN_MONT_CTX_free(ret); else - *pmont = mtmp; + *pmont = ret; } } + ret = *pmont; + if (got_write_lock) CRYPTO_w_unlock(lock); else CRYPTO_r_unlock(lock); - return *pmont; + return ret; } |