blob: Don't set overrun if reading 0 bytes at end of data

Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>

src/compiler/blob.c

@@ -256,7 +256,7 @@ ensure_can_read(struct blob_reader *blob, size_t size)
    if (blob->overrun)
       return false;
 
-   if (blob->current < blob->end && blob->end - blob->current >= size)
+   if (blob->current <= blob->end && blob->end - blob->current >= size)
       return true;
 
    blob->overrun = true;