Commit 207b1c3a authored Jul 25, 2017 by Tejaswi Tanikella Committed by Gerrit - the friendly Code Review server Feb 07, 2019

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>
Signed-off-by: Tejaswi Tanikella <tejaswit@codeaurora.org>

parent 79376733

net/core/neighbour.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -733,7 +733,7 @@ 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;
		}