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authorDenys Vlasenko2009-11-26 15:26:31 +0100
committerDenys Vlasenko2009-11-26 15:26:31 +0100
commit57be1eefab8494efd96bcec0f54a84cef3f61e95 (patch)
treef8bf39c2184693726dd06bc4a084054f02d1e761 /networking/ping.c
parent1e1136025b2e6316f2cfaca76699a2d9de900aef (diff)
downloadbusybox-57be1eefab8494efd96bcec0f54a84cef3f61e95.zip
busybox-57be1eefab8494efd96bcec0f54a84cef3f61e95.tar.gz
ping: fix unaligned access. closes bug 745.
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'networking/ping.c')
-rw-r--r--networking/ping.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/networking/ping.c b/networking/ping.c
index c7b6cbe..4e770bd 100644
--- a/networking/ping.c
+++ b/networking/ping.c
@@ -690,7 +690,8 @@ static void ping6(len_and_sockaddr *lsa)
/* don't check len - we trust the kernel: */
/* && mp->cmsg_len >= CMSG_LEN(sizeof(int)) */
) {
- hoplimit = *(int*)CMSG_DATA(mp);
+ /*hoplimit = *(int*)CMSG_DATA(mp); - unaligned access */
+ move_from_unaligned_int(hoplimit, CMSG_DATA(mp));
}
}
unpack6(packet, c, /*&from,*/ hoplimit);