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net: core: neighbour: Change the print format for addresses 

Print format %p displays the kernel address while bypassing the
kptr_restrict sysctl settings.

Change the print format for addresses from %p to %pK. If
kptr_restrict is enabled, addresses are printed as zeroes. To view
the actual addresses, disable kptr_restrict by -
echo 0 > /proc/sys/kernel/kptr_restrict

CRs-Fixed: 987041
Change-Id: I2eb33c63168ab26818dfdb3e11315f2ce8f24fa5
Signed-off-by: Subash Abhinov Kasiviswanathan <subashab@codeaurora.org>
This commit is contained in:
Subash Abhinov Kasiviswanathan 2016-03-17 10:57:38 -06:00 committed by Gerrit - the friendly Code Review server
parent 2d4b5700cc
commit 450ea4c19a
1 changed files with 2 additions and 2 deletions
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4
net/core/neighbour.c
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@ -701,7 +701,7 @@ void neigh_destroy(struct neighbour *neigh)
NEIGH_CACHE_STAT_INC(neigh->tbl, destroys);
if (!neigh->dead) {
pr_warn("Destroying alive neighbour %p\n", neigh);
pr_warn("Destroying alive neighbour %pK\n", neigh);
dump_stack();
return;
}
@ -1333,7 +1333,7 @@ int neigh_resolve_output(struct neighbour *neigh, struct sk_buff *skb)
out:
return rc;
discard:
neigh_dbg(1, "%s: dst=%p neigh=%p\n", __func__, dst, neigh);
neigh_dbg(1, "%s: dst=%pK neigh=%pK\n", __func__, dst, neigh);
out_kfree_skb:
rc = -EINVAL;
kfree_skb(skb);