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| author | Tomas Mraz <tmraz@fedoraproject.org> | 2016-08-10 15:21:32 +0200 |
|---|---|---|
| committer | Matt Caswell <matt@openssl.org> | 2016-08-15 23:30:45 +0100 |
| commit | e7e5d608fb6cef9929a2cf56d72fa7e236ca7573 (patch) | |
| tree | d55b7a491b1a98cf2a6813950374d4523f408e58 | |
| parent | 3f8d1216df7a4314fca77b6ee6fe9fc814fcd909 (diff) | |
| download | openssl-e7e5d608fb6cef9929a2cf56d72fa7e236ca7573.tar.gz | |
Add a comment for the added cast with explanation.
Reviewed-by: Tim Hudson <tjh@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
| -rw-r--r-- | engines/afalg/e_afalg.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/engines/afalg/e_afalg.c b/engines/afalg/e_afalg.c index 456ffda9aa..1766230ce8 100644 --- a/engines/afalg/e_afalg.c +++ b/engines/afalg/e_afalg.c @@ -230,6 +230,10 @@ int afalg_fin_cipher_aio(afalg_aio *aio, int sfd, unsigned char *buf, memset(cb, '\0', sizeof(*cb)); cb->aio_fildes = sfd; cb->aio_lio_opcode = IOCB_CMD_PREAD; + /* + * The pointer has to be converted to unsigned value first to avoid + * sign extension on cast to 64 bit value + */ cb->aio_buf = (uint64_t)(unsigned long)buf; cb->aio_offset = 0; cb->aio_data = 0; |