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| author | Dmitry Baryshkov <dbaryshkov@gmail.com> | 2020-03-28 02:29:31 +0300 |
|---|---|---|
| committer | Dmitry Baryshkov <dbaryshkov@gmail.com> | 2020-03-28 02:29:31 +0300 |
| commit | f8918981407814dcdc9d70afd00ebf22df04fade (patch) | |
| tree | 4fd9ec607203c30f8be7b8f38b07b5a69c70c470 | |
| parent | 7054f199ec312f55e13256ccdf0d06b2b2335387 (diff) | |
| download | gnutls-f8918981407814dcdc9d70afd00ebf22df04fade.tar.gz | |
padlock: fix exception in sha code
padlock sha code will segfault (at least on Nano) if it is passed a NULL
data pointer (even if size is 0). Pass digest output buffer as a dummy
data pointer in such case.
Signed-off-by: Dmitry Baryshkov <dbaryshkov@gmail.com>
| -rw-r--r-- | lib/accelerated/x86/sha-padlock.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/accelerated/x86/sha-padlock.c b/lib/accelerated/x86/sha-padlock.c index e878ebe310..bfb67f62e9 100644 --- a/lib/accelerated/x86/sha-padlock.c +++ b/lib/accelerated/x86/sha-padlock.c @@ -331,6 +331,8 @@ int wrap_padlock_hash_fast(gnutls_digest_algorithm_t algo, const void *text, size_t text_size, void *digest) { + if (text_size == 0 && text == NULL) + text = digest; if (algo == GNUTLS_DIG_SHA1) { uint32_t iv[5] = { 0x67452301UL, |