diff options
| author | Lennart Poettering <lennart@poettering.net> | 2013-04-01 03:24:43 +0200 |
|---|---|---|
| committer | Lennart Poettering <lennart@poettering.net> | 2013-04-01 03:29:29 +0200 |
| commit | 2b4ac8896bdc6cc5159088d7d208559d53caacf3 (patch) | |
| tree | 0cbfe719b03bae80647e12dd740db47cc10c217b /src/libsystemd-bus/bus-socket.c | |
| parent | 8411d2a2b15ec8020cd563162cf1b372d8c0319a (diff) | |
bus: when the first char a server receives isn't the NUL byte immediately fail
Diffstat (limited to 'src/libsystemd-bus/bus-socket.c')
| -rw-r--r-- | src/libsystemd-bus/bus-socket.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/libsystemd-bus/bus-socket.c b/src/libsystemd-bus/bus-socket.c index 30e594243d..82e683a957 100644 --- a/src/libsystemd-bus/bus-socket.c +++ b/src/libsystemd-bus/bus-socket.c @@ -313,13 +313,16 @@ static int bus_socket_auth_verify_server(sd_bus *b) { assert(b); - if (b->rbuffer_size < 3) + if (b->rbuffer_size < 1) return 0; /* First char must be a NUL byte */ if (*(char*) b->rbuffer != 0) return -EIO; + if (b->rbuffer_size < 3) + return 0; + /* Begin with the first line */ if (b->auth_rbegin <= 0) b->auth_rbegin = 1; |