diff options
| author | Dag-Erling Smørgrav <des@FreeBSD.org> | 2006-03-22 19:46:12 +0000 |
|---|---|---|
| committer | Dag-Erling Smørgrav <des@FreeBSD.org> | 2006-03-22 19:46:12 +0000 |
| commit | 021d409f5beb1827f72d24f171e3c3ed233ed62a (patch) | |
| tree | 42b3633dec62ddc0b702c6e83df5d64683b1c6c3 /crypto/openssh/ssh-keysign.c | |
| parent | 043840df5be0cf8490b48a08fe6d9c316f473f58 (diff) | |
Notes
Diffstat (limited to 'crypto/openssh/ssh-keysign.c')
| -rw-r--r-- | crypto/openssh/ssh-keysign.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/crypto/openssh/ssh-keysign.c b/crypto/openssh/ssh-keysign.c index 04597a91d4d4..dae3a2e8c91b 100644 --- a/crypto/openssh/ssh-keysign.c +++ b/crypto/openssh/ssh-keysign.c @@ -22,7 +22,7 @@ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include "includes.h" -RCSID("$OpenBSD: ssh-keysign.c,v 1.18 2004/08/23 14:29:23 dtucker Exp $"); +RCSID("$OpenBSD: ssh-keysign.c,v 1.19 2005/09/13 23:40:07 djm Exp $"); #include <openssl/evp.h> #include <openssl/rand.h> @@ -148,6 +148,13 @@ main(int argc, char **argv) u_int slen, dlen; u_int32_t rnd[256]; + /* Ensure that stdin and stdout are connected */ + if ((fd = open(_PATH_DEVNULL, O_RDWR)) < 2) + exit(1); + /* Leave /dev/null fd iff it is attached to stderr */ + if (fd > 2) + close(fd); + key_fd[0] = open(_PATH_HOST_RSA_KEY_FILE, O_RDONLY); key_fd[1] = open(_PATH_HOST_DSA_KEY_FILE, O_RDONLY); |