[PATCH] relayfs: fix bogus param value in call to vmap

The third param in this call to vmap shouldn't be GFP_KERNEL, which
makes no sense, but rather VM_MAP. Thanks to Al Viro for spotting
this.

Signed-off-by: Tom Zanussi <[e-mail]>
Signed-off-by: Linus Torvalds <[e-mail]>

fs/relayfs/buffers.c

···
 		if (unlikely(!buf->page_array[i]))
 			goto depopulate;
 	}
-	mem = vmap(buf->page_array, n_pages, GFP_KERNEL, PAGE_KERNEL);
+	mem = vmap(buf->page_array, n_pages, VM_MAP, PAGE_KERNEL);
 	if (!mem)
 		goto depopulate;