diff options
| author | aiju <aiju@phicode.de> | 2012-08-11 10:40:48 +0000 |
|---|---|---|
| committer | aiju <aiju@phicode.de> | 2012-08-11 10:40:48 +0000 |
| commit | 3759a4a94519febb36517dc7d723ff7c735c493a (patch) | |
| tree | 1cd7f40d5d83d578788644b9c0af0973bbe9f21a /sys/src/cmd/hjfs/fs2.c | |
| parent | 35ba0d047ca787a9e4e4be682dd66b6320170279 (diff) | |
disallow walk on open chans
Diffstat (limited to 'sys/src/cmd/hjfs/fs2.c')
| -rw-r--r-- | sys/src/cmd/hjfs/fs2.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sys/src/cmd/hjfs/fs2.c b/sys/src/cmd/hjfs/fs2.c index ee1bc4e01..3d32a1430 100644 --- a/sys/src/cmd/hjfs/fs2.c +++ b/sys/src/cmd/hjfs/fs2.c @@ -43,6 +43,11 @@ chanwalk(Chan *ch, char *name) if(name == nil || name[0] == 0 || name[0] == '.' && name[1] == 0) return 1; chbegin(ch); + if(ch->open != 0){ + werrstr(Einval); + chend(ch); + return -1; + } b = getbuf(ch->fs->d, ch->loc->blk, TDENTRY, 0); if(b == nil){ chend(ch); |