diff options
Diffstat (limited to 'src/sys/os')
| -rw-r--r-- | src/sys/os/vfs_subr.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/sys/os/vfs_subr.c b/src/sys/os/vfs_subr.c index b82b683..8d5b032 100644 --- a/src/sys/os/vfs_subr.c +++ b/src/sys/os/vfs_subr.c @@ -163,6 +163,10 @@ vop_write(struct vnode *vp, char *data, size_t len) return -EIO; } + if (vops->write == NULL) { + return -ENOTSUP; + } + rwdata.data = data; rwdata.len = len; rwdata.vp = vp; |