From: Rikard Falkeborn <rikard.falkeborn@gmail.com>
To: linux-kernel@vger.kernel.org
Cc: arnd@arndb.de, gregkh@linuxfoundation.org,
Rikard Falkeborn <rikard.falkeborn@gmail.com>
Subject: [PATCH 1/4] misc: rtsx_usb: Constify struct usb_device_id
Date: Thu, 11 Jun 2020 00:47:01 +0200 [thread overview]
Message-ID: <20200610224704.27082-2-rikard.falkeborn@gmail.com> (raw)
In-Reply-To: <20200610224704.27082-1-rikard.falkeborn@gmail.com>
rtsx_usb_usb_ids is never modified and can therefore be made const to
allow the compiler to put it in read-only memory.
Before:
text data bss dec hex filename
21513 4160 128 25801 64c9 drivers/misc/cardreader/rtsx_usb.o
After:
text data bss dec hex filename
21673 4000 128 25801 64c9 drivers/misc/cardreader/rtsx_usb.o
Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com>
---
drivers/misc/cardreader/rtsx_usb.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/misc/cardreader/rtsx_usb.c b/drivers/misc/cardreader/rtsx_usb.c
index a328cab11014..59eda55d92a3 100644
--- a/drivers/misc/cardreader/rtsx_usb.c
+++ b/drivers/misc/cardreader/rtsx_usb.c
@@ -759,7 +759,7 @@ static int rtsx_usb_post_reset(struct usb_interface *intf)
return 0;
}
-static struct usb_device_id rtsx_usb_usb_ids[] = {
+static const struct usb_device_id rtsx_usb_usb_ids[] = {
{ USB_DEVICE(0x0BDA, 0x0129) },
{ USB_DEVICE(0x0BDA, 0x0139) },
{ USB_DEVICE(0x0BDA, 0x0140) },
--
2.27.0
next prev parent reply other threads:[~2020-06-10 22:47 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-10 22:47 [PATCH 0/4] drivers/misc: Constify static structs Rikard Falkeborn
2020-06-10 22:47 ` Rikard Falkeborn [this message]
2020-06-10 22:47 ` [PATCH 2/4] misc: genwqe: Constify struct pci_error_handlers Rikard Falkeborn
2020-06-30 7:13 ` haver
2020-06-10 22:47 ` [PATCH 3/4] mei: hdcp: Constify struct mei_cl_device_id Rikard Falkeborn
2020-06-10 22:47 ` [PATCH 4/4] mic: vop: Constify static structs Rikard Falkeborn
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