[U-Boot] [PATCH v2 12/18] net: Fix unused variable compile warning

Joe Hershberger joe.hershberger at ni.com
Wed Mar 28 01:43:02 CEST 2012


If CONFIG_BOOTP_SERVERIP is not defined, unused
variable warning is reported.  This was fixed in
origin using a compiler feature instead of a
simple reorder of the statements.

Signed-off-by: Joe Hershberger <joe.hershberger at ni.com>
Cc: Joe Hershberger <joe.hershberger at gmail.com>
Cc: Simon Glass <sjg at chromium.org>
Cc: Mike Frysinger <vapier at gentoo.org>
---
 net/bootp.c |    7 +++----
 1 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/net/bootp.c b/net/bootp.c
index 0cf8beb..650ae4d 100644
--- a/net/bootp.c
+++ b/net/bootp.c
@@ -20,7 +20,6 @@
 #ifdef CONFIG_STATUS_LED
 #include <status_led.h>
 #endif
-#include <linux/compiler.h>
 
 #define BOOTP_VENDOR_MAGIC	0x63825363	/* RFC1048 Magic Cookie */
 
@@ -98,15 +97,15 @@ static int BootpCheckPkt(uchar *pkt, unsigned dest, unsigned src, unsigned len)
  */
 static void BootpCopyNetParams(struct Bootp_t *bp)
 {
-	__maybe_unused IPaddr_t tmp_ip;
-
-	NetCopyIP(&NetOurIP, &bp->bp_yiaddr);
 #if !defined(CONFIG_BOOTP_SERVERIP)
+	IPaddr_t tmp_ip;
+
 	NetCopyIP(&tmp_ip, &bp->bp_siaddr);
 	if (tmp_ip != 0)
 		NetCopyIP(&NetServerIP, &bp->bp_siaddr);
 	memcpy(NetServerEther, ((struct Ethernet_hdr *)NetRxPacket)->et_src, 6);
 #endif
+	NetCopyIP(&NetOurIP, &bp->bp_yiaddr);
 	if (strlen(bp->bp_file) > 0)
 		copy_filename(BootFile, bp->bp_file, sizeof(BootFile));
 
-- 
1.6.0.2



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