--- zzzz-none-000/linux-2.6.19.2/include/linux/igmp.h	2007-01-10 19:10:37.000000000 +0000
+++ davinci-8020-5504/linux-2.6.19.2/include/linux/igmp.h	2007-07-09 10:47:09.000000000 +0000
@@ -131,6 +131,7 @@
 
 extern int sysctl_igmp_max_memberships;
 extern int sysctl_igmp_max_msf;
+extern int sysctl_igmp_tos;
 
 struct ip_sf_socklist
 {
@@ -191,7 +192,7 @@
 #define IGMPV3_MASK(value, nb) ((nb)>=32 ? (value) : ((1<<(nb))-1) & (value))
 #define IGMPV3_EXP(thresh, nbmant, nbexp, value) \
 	((value) < (thresh) ? (value) : \
-        ((IGMPV3_MASK(value, nbmant) | (1<<(nbmant))) << \
+        ((IGMPV3_MASK(value, nbmant) | (1<<(nbmant+nbexp))) << \
          (IGMPV3_MASK((value) >> (nbmant), nbexp) + (nbexp))))
 
 #define IGMPV3_QQIC(value) IGMPV3_EXP(0x80, 4, 3, value)