[IPCOMP]: Disable BH on output when using shared tfm

[linux-2.6-omap-h63xx.git] / net / ipv4 / ipcomp.c

diff --git a/net/ipv4/ipcomp.c b/net/ipv4/ipcomp.c
index ae1f45fc23b966869eb7a3b0bf1dbb06712cd7c8..58b60b2fb01175fb4c02fb72598619dfb38df716 100644 (file)
--- 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;