[U-Boot] [PATCH] net/bootp.c: fix compile warning

Wolfgang Denk
2009-09-11T09:18:18Z

Fix warning: bootp.c:695: warning: dereferencing type-punned pointer
will break strict-aliasing rules

Signed-off-by: Wolfgang Denk <wd@denx.de>
Cc: Ben Warren <biggerbadderben@gmail.com>
---
net/bootp.c | 6 +++++-
1 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/net/bootp.c b/net/bootp.c
index 0799ae2..3093852 100644
--- a/net/bootp.c
+++ b/net/bootp.c
@@ -683,6 +683,9 @@ static void DhcpOptionsProcess (uchar * popt, Bootp_t *bp)
{
uchar *end = popt + BOOTP_HDR_SIZE;
int oplen, size;
+#if defined(CONFIG_CMD_SNTP) && defined(CONFIG_BOOTP_TIMEOFFSET)
+ int *to_ptr;
+#endif

while (popt < end && *popt != 0xff) {
oplen = *(popt + 1);
@@ -692,7 +695,8 @@ static void DhcpOptionsProcess (uchar * popt, Bootp_t *bp)
break;
#if defined(CONFIG_CMD_SNTP) && defined(CONFIG_BOOTP_TIMEOFFSET)
case 2: /* Time offset */
- NetCopyLong ((ulong *)&NetTimeOffset, (ulong *) (popt + 2));
+ to_ptr = &NetTimeOffset;
+ NetCopyLong ((ulong *)to_ptr, (ulong *)(popt + 2));
NetTimeOffset = ntohl (NetTimeOffset);
break;
#endif
--
1.6.0.6