2 files changed, 6 insertions, 1 deletions

diff --git a/net/ipv4/ipcomp.c b/net/ipv4/ipcomp.c
index ae1f45fc23b9..58b60b2fb011 100644
--- a/net/ipv4/ipcomp.c
+++ b/net/ipv4/ipcomp.c
@@ -108,8 +108,11 @@ static int ipcomp_compress(struct xfrm_state *x, struct sk_buff *skb)
         const int cpu = get_cpu();
         u8 *scratch = *per_cpu_ptr(ipcomp_scratches, cpu);
         struct crypto_comp *tfm = *per_cpu_ptr(ipcd->tfms, cpu);
-        int err = crypto_comp_compress(tfm, start, plen, scratch, &dlen);
+        int err;
 
+        local_bh_disable();
+        err = crypto_comp_compress(tfm, start, plen, scratch, &dlen);
+        local_bh_enable();
         if (err)
                 goto out;
 
diff --git a/net/ipv6/ipcomp6.c b/net/ipv6/ipcomp6.c
index b90039593a7f..e3dcfa2f436b 100644
--- a/net/ipv6/ipcomp6.c
+++ b/net/ipv6/ipcomp6.c
@@ -146,7 +146,9 @@ static int ipcomp6_output(struct xfrm_state *x, struct sk_buff *skb)
         scratch = *per_cpu_ptr(ipcomp6_scratches, cpu);
         tfm = *per_cpu_ptr(ipcd->tfms, cpu);
 
+        local_bh_disable();
         err = crypto_comp_compress(tfm, start, plen, scratch, &dlen);
+        local_bh_enable();
         if (err || (dlen + sizeof(*ipch)) >= plen) {
                 put_cpu();
                 goto out_ok;