diff options
| author | cinap_lenrek <cinap_lenrek@felloff.net> | 2016-07-19 22:10:52 +0200 |
|---|---|---|
| committer | cinap_lenrek <cinap_lenrek@felloff.net> | 2016-07-19 22:10:52 +0200 |
| commit | 093eaec219c13b191968271a4d366669621b4f5f (patch) | |
| tree | f79949222b923bace4ce8d28f947ae575ac34933 /sys/src/9 | |
| parent | 95524b1cdd24091d8d677d4c7a0bb8492f1a7961 (diff) | |
kernel: dont pprint() into 9p channels
when fd 2 (stderr) points to a mount channel, dont
cause protocol confusion by dumping error strings
into it.
Diffstat (limited to 'sys/src/9')
| -rw-r--r-- | sys/src/9/port/devcons.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/src/9/port/devcons.c b/sys/src/9/port/devcons.c index 039108540..808683451 100644 --- a/sys/src/9/port/devcons.c +++ b/sys/src/9/port/devcons.c @@ -302,7 +302,7 @@ pprint(char *fmt, ...) return 0; c = up->fgrp->fd[2]; - if(c==nil || (c->mode!=OWRITE && c->mode!=ORDWR)) + if(c==nil || (c->flag&CMSG)!=0 || (c->mode!=OWRITE && c->mode!=ORDWR)) return 0; n = snprint(buf, sizeof buf, "%s %lud: ", up->text, up->pid); va_start(arg, fmt); |