hw/ide: Remove superfluous return statements

The "return;" statements at the end of functions do not make
much sense, so let's remove them.

Cc: qemu-block@nongnu.org
Signed-off-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>

hw/ide/atapi.c

@@ -824,7 +824,6 @@ static void cmd_inquiry(IDEState *s, uint8_t *buf)
  out:
     buf[size_idx] = idx - preamble_len;
     ide_atapi_cmd_reply(s, idx, max_len);
-    return;
 }
 
 static void cmd_get_configuration(IDEState *s, uint8_t *buf)

hw/ide/macio.c

@@ -292,8 +292,6 @@ done:
         block_acct_done(blk_get_stats(s->blk), &s->acct);
     }
     io->dma_end(opaque);
-
-    return;
 }
 
 static void pmac_ide_transfer_cb(void *opaque, int ret)