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| author | rsc <devnull@localhost> | 2004-04-24 04:52:49 +0000 |
|---|---|---|
| committer | rsc <devnull@localhost> | 2004-04-24 04:52:49 +0000 |
| commit | 78802e6993a0f44d7ac7ff7d0922d55d1b089dac (patch) | |
| tree | 2131829fda5ff9ee9f8ef8c88695c361cc4ba335 /src/libplumb | |
| parent | 272fd660b41d7ec793bc9d8972878510f3b66055 (diff) | |
| download | plan9port-78802e6993a0f44d7ac7ff7d0922d55d1b089dac.tar.gz plan9port-78802e6993a0f44d7ac7ff7d0922d55d1b089dac.tar.bz2 plan9port-78802e6993a0f44d7ac7ff7d0922d55d1b089dac.zip | |
various bug fixes
Diffstat (limited to 'src/libplumb')
| -rwxr-xr-x | src/libplumb/mesg.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/libplumb/mesg.c b/src/libplumb/mesg.c index 4b278695..670059ca 100755 --- a/src/libplumb/mesg.c +++ b/src/libplumb/mesg.c @@ -64,6 +64,10 @@ plumbsendtofid(Fid *fid, Plumbmsg *m) char *buf; int n; + if(fid == nil){ + werrstr("invalid fid"); + return -1; + } buf = plumbpack(m, &n); if(buf == nil) return -1; @@ -75,6 +79,10 @@ plumbsendtofid(Fid *fid, Plumbmsg *m) int plumbsend(int fd, Plumbmsg *m) { + if(fd == -1){ + werrstr("invalid fd"); + return -1; + } if(fd != pfd){ werrstr("fd is not the plumber"); return -1; |