diff options
| author | cinap_lenrek <cinap_lenrek@flatbox.9hal> | 2012-02-26 20:19:58 +0100 |
|---|---|---|
| committer | cinap_lenrek <cinap_lenrek@flatbox.9hal> | 2012-02-26 20:19:58 +0100 |
| commit | cbb83c4fcee19d89d7b4927dcad734af02d24f24 (patch) | |
| tree | 182afe9de3be841719aba0345b3576400ed28f45 | |
| parent | 11e38d21c8cd381eb8861b9b0cb7d7f25d68b8b4 (diff) | |
| download | plan9front-cbb83c4fcee19d89d7b4927dcad734af02d24f24.tar.xz | |
kbdfs: properly handle zero length write to kbdin
| -rw-r--r-- | sys/src/cmd/aux/kbdfs/kbdfs.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/src/cmd/aux/kbdfs/kbdfs.c b/sys/src/cmd/aux/kbdfs/kbdfs.c index 58c4e8bba..90e22484b 100644 --- a/sys/src/cmd/aux/kbdfs/kbdfs.c +++ b/sys/src/cmd/aux/kbdfs/kbdfs.c @@ -1114,9 +1114,9 @@ fswrite(Req *r) case Qkbdin: p = r->ifcall.data; n = r->ifcall.count; - if(n <= 0) - n = 0; r->ofcall.count = n; + if(n == 0) + break; if(p[n-1] != 0){ /* * old format as used by bitsy keyboard: |