diff options
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; |