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author | David Miller <davem@davemloft.net> | 2011-05-19 22:14:39 (GMT) |
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committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2011-05-26 17:09:07 (GMT) |
commit | 97242c85a2c8160eac5a6e945209b5b6ae8ab5a3 (patch) | |
tree | c1d64596ae85c77580fe99b7c4cae3d41ca4fbf5 /net/bridge/netfilter/ebtables.c | |
parent | 9184a9cba622d9e38462ce11dff7da094b4fea84 (diff) | |
download | linux-fsl-qoriq-97242c85a2c8160eac5a6e945209b5b6ae8ab5a3.tar.xz |
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/netfilter/ebtables.c')
-rw-r--r-- | net/bridge/netfilter/ebtables.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/net/bridge/netfilter/ebtables.c b/net/bridge/netfilter/ebtables.c index 1a92b36..2b5ca1a 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; |