diff options
Diffstat (limited to 'drivers/staging/ncpfs/ncplib_kernel.c')
| -rw-r--r-- | drivers/staging/ncpfs/ncplib_kernel.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/staging/ncpfs/ncplib_kernel.c b/drivers/staging/ncpfs/ncplib_kernel.c index 804adfebba2f7..3e047eb4cc7c7 100644 --- a/drivers/staging/ncpfs/ncplib_kernel.c +++ b/drivers/staging/ncpfs/ncplib_kernel.c @@ -981,6 +981,10 @@ ncp_read_kernel(struct ncp_server *server, const char *file_id, goto out; } *bytes_read = ncp_reply_be16(server, 0); + if (*bytes_read > to_read) { + result = -EINVAL; + goto out; + } source = ncp_reply_data(server, 2 + (offset & 1)); memcpy(target, source, *bytes_read); |