From: Alex Williamson <alex.williamson@hp.com>
To: akpm@osdl.org
Cc: linux-kernel@vger.kernel.org, netdev@vger.kernel.org
Subject: [PATCH] sys_sendmsg() alignment bug fix
Date: Mon, 26 Sep 2005 14:02:01 -0600 [thread overview]
Message-ID: <1127764921.6529.60.camel@tdi> (raw)
The patch below adds an alignment attribute to the buffer used in
sys_sendmsg(). This eliminates an unaligned access warning on ia64.
Signed-off-by: Alex Williamson <alex.williamson@hp.com>
diff -r db9b9552a2b4 net/socket.c
--- a/net/socket.c Sat Sep 24 23:56:08 2005
+++ b/net/socket.c Mon Sep 26 13:44:09 2005
@@ -1700,7 +1700,9 @@
struct socket *sock;
char address[MAX_SOCK_ADDR];
struct iovec iovstack[UIO_FASTIOV], *iov = iovstack;
- unsigned char ctl[sizeof(struct cmsghdr) + 20]; /* 20 is size of ipv6_pktinfo */
+ unsigned char ctl[sizeof(struct cmsghdr) + 20]
+ __attribute__ ((aligned (sizeof(__kernel_size_t))));
+ /* 20 is size of ipv6_pktinfo */
unsigned char *ctl_buf = ctl;
struct msghdr msg_sys;
int err, ctl_len, iov_size, total_len;
next reply other threads:[~2005-09-26 20:02 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-09-26 20:02 Alex Williamson [this message]
2005-09-26 20:36 ` [PATCH] sys_sendmsg() alignment bug fix Andrew Morton
2005-09-26 21:28 ` David S. Miller
2005-09-27 3:40 ` Coywolf Qi Hunt
2005-09-27 3:59 ` Alex Williamson
2005-09-27 4:50 ` David S. Miller
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