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

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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>
Signed-off-by: Tejaswi Tanikella <tejaswit@codeaurora.org>
Signed-off-by: Chinmay Agarwal <chinagar@codeaurora.org>
This commit is contained in:
Tejaswi Tanikella 2017-07-25 13:30:09 +05:30 • committed by Chinmay Agarwal
commit 7eac529433
1 changed files with 1 additions and 1 deletions
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2
net/core/neighbour.c
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@ -833,7 +833,7 @@ 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;
}