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-rw-r--r--hw/9pfs/9p.c20
1 files changed, 16 insertions, 4 deletions
diff --git a/hw/9pfs/9p.c b/hw/9pfs/9p.c
index 547f3b5580..1050b89ec7 100644
--- a/hw/9pfs/9p.c
+++ b/hw/9pfs/9p.c
@@ -1361,7 +1361,10 @@ static void coroutine_fn v9fs_walk(void *opaque)
memcpy(&qids[name_idx], &qid, sizeof(qid));
}
if (fid == newfid) {
- BUG_ON(fidp->fid_type != P9_FID_NONE);
+ if (fidp->fid_type != P9_FID_NONE) {
+ err = -EINVAL;
+ goto out;
+ }
v9fs_path_copy(&fidp->path, &path);
} else {
newfidp = alloc_fid(s, newfid);
@@ -1443,7 +1446,10 @@ static void coroutine_fn v9fs_open(void *opaque)
err = -ENOENT;
goto out_nofid;
}
- BUG_ON(fidp->fid_type != P9_FID_NONE);
+ if (fidp->fid_type != P9_FID_NONE) {
+ err = -EINVAL;
+ goto out;
+ }
err = v9fs_co_lstat(pdu, &fidp->path, &stbuf);
if (err < 0) {
@@ -2540,7 +2546,10 @@ static int coroutine_fn v9fs_complete_rename(V9fsPDU *pdu, V9fsFidState *fidp,
err = -ENOENT;
goto out_nofid;
}
- BUG_ON(dirfidp->fid_type != P9_FID_NONE);
+ if (fidp->fid_type != P9_FID_NONE) {
+ err = -EINVAL;
+ goto out;
+ }
v9fs_co_name_to_path(pdu, &dirfidp->path, name->data, &new_path);
} else {
old_name = fidp->path.data;
@@ -2612,7 +2621,10 @@ static void coroutine_fn v9fs_rename(void *opaque)
err = -ENOENT;
goto out_nofid;
}
- BUG_ON(fidp->fid_type != P9_FID_NONE);
+ if (fidp->fid_type != P9_FID_NONE) {
+ err = -EINVAL;
+ goto out;
+ }
/* if fs driver is not path based, return EOPNOTSUPP */
if (!(pdu->s->ctx.export_flags & V9FS_PATHNAME_FSCONTEXT)) {
err = -EOPNOTSUPP;