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authorDavid S. Miller <davem@davemloft.net>2005-05-29 20:28:01 -0700
committerDavid S. Miller <davem@davemloft.net>2005-05-29 20:28:01 -0700
commit6c94d3611be61e4cff33b311f1a626d93d1d3e92 (patch)
tree2aa0f06ebdc7a72e8b08d6f734a3f1a91bf95249 /net/ipv6/ip6_flowlabel.c
parent69f6a0fafcdf0bfe85af182695d6d38f80f9d549 (diff)
[IPV6]: Clear up user copy warning in flowlabel code.
We are intentionally ignoring the copy_to_user() value, make it clear to the compiler too. Noted by Jeff Garzik. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/ip6_flowlabel.c')
-rw-r--r--net/ipv6/ip6_flowlabel.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/net/ipv6/ip6_flowlabel.c b/net/ipv6/ip6_flowlabel.c
index a93f6dc51979..0e5f7499debb 100644
--- a/net/ipv6/ip6_flowlabel.c
+++ b/net/ipv6/ip6_flowlabel.c
@@ -535,10 +535,12 @@ release:
if (err)
goto done;
- /* Do not check for fault */
- if (!freq.flr_label)
- copy_to_user(&((struct in6_flowlabel_req __user *) optval)->flr_label,
- &fl->label, sizeof(fl->label));
+ if (!freq.flr_label) {
+ if (copy_to_user(&((struct in6_flowlabel_req __user *) optval)->flr_label,
+ &fl->label, sizeof(fl->label))) {
+ /* Intentionally ignore fault. */
+ }
+ }
sfl1->fl = fl;
sfl1->next = np->ipv6_fl_list;