Commit 5640f768 ("net: use a per task frag allocator")
accidentally contained an unrelated change to net/ipv4/raw.c,
later committed (without the pr_err() debugging bits) in
net tree as commit ab43ed8b (ipv4: raw: fix icmp_filter())

This patch reverts this glitch, noticed by Stephen Rothwell.
Reported-by: NStephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: NEric Dumazet <edumazet@google.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>