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authorEric Dumazet <eric.dumazet@gmail.com>2010-04-09 23:47:31 +0000
committerDavid S. Miller <davem@davemloft.net>2010-04-13 03:03:14 -0700
commit4ffa87012efd7b664762b579213d4663560ef4a3 (patch)
tree37e255f778b1bda29341799b6aa209e62ce69f84
parentdac876193cd79ced36d0462749ea47c05844fb49 (diff)
can: avoids a false warning
At this point optlen == sizeof(sfilter) but some compilers are dumb. Reported-by: Németh Márton <nm127@freemail.h Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Acked-by: Oliver Hartkopp <oliver@hartkopp.net> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/can/raw.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/can/raw.c b/net/can/raw.c
index 3a7dffb6519c..da99cf153b33 100644
--- a/net/can/raw.c
+++ b/net/can/raw.c
@@ -445,7 +445,7 @@ static int raw_setsockopt(struct socket *sock, int level, int optname,
return -EFAULT;
}
} else if (count == 1) {
- if (copy_from_user(&sfilter, optval, optlen))
+ if (copy_from_user(&sfilter, optval, sizeof(sfilter)))
return -EFAULT;
}