diff options
Diffstat (limited to 'hw/9pfs/9p.c')
| -rw-r--r-- | hw/9pfs/9p.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/hw/9pfs/9p.c b/hw/9pfs/9p.c index 0fa776a..89aa07d 100644 --- a/hw/9pfs/9p.c +++ b/hw/9pfs/9p.c @@ -1739,7 +1739,11 @@ static void coroutine_fn v9fs_walk(void *opaque) trace_v9fs_walk(pdu->tag, pdu->id, fid, newfid, nwnames); - if (nwnames && nwnames <= P9_MAXWELEM) { + if (nwnames > P9_MAXWELEM) { + err = -EINVAL; + goto out_nofid; + } + if (nwnames) { wnames = g_new0(V9fsString, nwnames); qids = g_new0(V9fsQID, nwnames); for (i = 0; i < nwnames; i++) { @@ -1753,9 +1757,6 @@ static void coroutine_fn v9fs_walk(void *opaque) } offset += err; } - } else if (nwnames > P9_MAXWELEM) { - err = -EINVAL; - goto out_nofid; } fidp = get_fid(pdu, fid); if (fidp == NULL) { |