Merge branch 'zImage_DTB_append' of git://git.linaro.org/people/nico/linux into devel...

[mirror_ubuntu-bionic-kernel.git] / fs / fuse / dev.c

diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
index 640fc229df10323b6c9fc94b0bda452157bf1ef0..168a80f7f12b856e795eb916bf79f5e2348e06f6 100644 (file)
--- a/fs/fuse/dev.c
+++ b/fs/fuse/dev.c
@@ -1358,6 +1358,10 @@ static int fuse_notify_inval_entry(struct fuse_conn *fc, unsigned int size,
        if (outarg.namelen > FUSE_NAME_MAX)
                goto err;
 
+       err = -EINVAL;
+       if (size != sizeof(outarg) + outarg.namelen + 1)
+               goto err;
+
        name.name = buf;
        name.len = outarg.namelen;
        err = fuse_copy_one(cs, buf, outarg.namelen + 1);