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authorDavid Miller <davem@davemloft.net>2011-05-19 18:14:39 -0400
committerPablo Neira Ayuso <pablo@netfilter.org>2011-05-26 19:09:07 +0200
commit97242c85a2c8160eac5a6e945209b5b6ae8ab5a3 (patch)
treec1d64596ae85c77580fe99b7c4cae3d41ca4fbf5 /net/bridge
parent9184a9cba622d9e38462ce11dff7da094b4fea84 (diff)
downloadlinux-97242c85a2c8160eac5a6e945209b5b6ae8ab5a3.tar.bz2
netfilter: Fix several warnings in compat_mtw_from_user().
Kill set but not used 'entry_offset'. Add a default case to the switch statement so the compiler can see that we always initialize off and size_kern before using them. Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/bridge')
-rw-r--r--net/bridge/netfilter/ebtables.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/net/bridge/netfilter/ebtables.c b/net/bridge/netfilter/ebtables.c
index 1a92b369c820..2b5ca1a0054d 100644
--- a/net/bridge/netfilter/ebtables.c
+++ b/net/bridge/netfilter/ebtables.c
@@ -1883,14 +1883,13 @@ static int compat_mtw_from_user(struct compat_ebt_entry_mwt *mwt,
struct xt_target *wt;
void *dst = NULL;
int off, pad = 0;
- unsigned int size_kern, entry_offset, match_size = mwt->match_size;
+ unsigned int size_kern, match_size = mwt->match_size;
strlcpy(name, mwt->u.name, sizeof(name));
if (state->buf_kern_start)
dst = state->buf_kern_start + state->buf_kern_offset;
- entry_offset = (unsigned char *) mwt - base;
switch (compat_mwt) {
case EBT_COMPAT_MATCH:
match = try_then_request_module(xt_find_match(NFPROTO_BRIDGE,
@@ -1933,6 +1932,9 @@ static int compat_mtw_from_user(struct compat_ebt_entry_mwt *mwt,
size_kern = wt->targetsize;
module_put(wt->me);
break;
+
+ default:
+ return -EINVAL;
}
state->buf_kern_offset += match_size + off;