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libceph: fix uninitialized value when no get_authorizer method is set 

If there is no get_authorizer method we set the out_kvec to a bogus
pointer.  The length is also zero in that case, so it doesn't much matter,
but it's better not to add the empty item in the first place.

Signed-off-by: Sage Weil <sage@newdream.net>
This commit is contained in:
Sage Weil 2011-05-12 14:18:42 -07:00
parent 1b36698577
commit e8f54ce169
1 changed files with 6 additions and 5 deletions
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11
net/ceph/messenger.c
View File

@ -619,11 +619,12 @@ static int prepare_connect_authorizer(struct ceph_connection *con)
con->out_connect.authorizer_protocol = cpu_to_le32(auth_protocol);
con->out_connect.authorizer_len = cpu_to_le32(auth_len);
con->out_kvec[con->out_kvec_left].iov_base = auth_buf;
con->out_kvec[con->out_kvec_left].iov_len = auth_len;
con->out_kvec_left++;
con->out_kvec_bytes += auth_len;
if (auth_len) {
con->out_kvec[con->out_kvec_left].iov_base = auth_buf;
con->out_kvec[con->out_kvec_left].iov_len = auth_len;
con->out_kvec_left++;
con->out_kvec_bytes += auth_len;
}
return 0;
}