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authorJan Engelhardt <jengelh@medozas.de>2009-06-25 18:32:12 +0200
committerJan Engelhardt <jengelh@medozas.de>2010-02-15 16:59:28 +0100
commitb402405d71beed8e4df354844353f66b4e18269f (patch)
tree20b149e61dc17a68c9b659afabe5f804724abb3d /net/netfilter
parentnetfilter: get rid of the grossness in netfilter.h (diff)
downloadlinux-dev-b402405d71beed8e4df354844353f66b4e18269f.tar.xz
linux-dev-b402405d71beed8e4df354844353f66b4e18269f.zip
netfilter: xtables: print details on size mismatch
Print which revision has been used and which size are which (kernel/user) for easier debugging. Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
Diffstat (limited to 'net/netfilter')
-rw-r--r--net/netfilter/x_tables.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/net/netfilter/x_tables.c b/net/netfilter/x_tables.c
index 255ab0657ce8..12503199826f 100644
--- a/net/netfilter/x_tables.c
+++ b/net/netfilter/x_tables.c
@@ -366,8 +366,10 @@ int xt_check_match(struct xt_mtchk_param *par,
* ebt_among is exempt from centralized matchsize checking
* because it uses a dynamic-size data set.
*/
- pr_err("%s_tables: %s match: invalid size %u != %u\n",
+ pr_err("%s_tables: %s.%u match: invalid size "
+ "%u (kernel) != (user) %u\n",
xt_prefix[par->family], par->match->name,
+ par->match->revision,
XT_ALIGN(par->match->matchsize), size);
return -EINVAL;
}
@@ -516,8 +518,10 @@ int xt_check_target(struct xt_tgchk_param *par,
unsigned int size, u_int8_t proto, bool inv_proto)
{
if (XT_ALIGN(par->target->targetsize) != size) {
- pr_err("%s_tables: %s target: invalid size %u != %u\n",
+ pr_err("%s_tables: %s.%u target: invalid size "
+ "%u (kernel) != (user) %u\n",
xt_prefix[par->family], par->target->name,
+ par->target->revision,
XT_ALIGN(par->target->targetsize), size);
return -EINVAL;
}