diff --git a/src/Makefile b/src/Makefile
index aaa736d..f3b8293 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -65,7 +65,7 @@ hone_notify-defsyms :=
 obj-$(CONFIG_HONEEVENT) += honeevent.o
 honeevent-y := honeevent_imp.o mmutil.o pcapng.o ringbuf.o \
 	$(call COMBINE,HONE_NOTIFY,$(hone_notify-y))
-honeevent-defsyms := uts_sem socket_file_ops get_files_struct put_files_struct
+honeevent-defsyms := uts_sem socket_file_ops get_files_struct put_files_struct getboottime
 
 # Handle all the *-defsyms magic.
 include $(src)/defsyms.mk
diff --git a/src/mmutil.c b/src/mmutil.c
index e7896dc..d9e7099 100644
--- a/src/mmutil.c
+++ b/src/mmutil.c
@@ -16,12 +16,8 @@
 #include <linux/mm.h>
 #include <linux/highmem.h>
 
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,25)
-	#define D_PATH(mnt, dentry, buf, size) \
-		({ struct path _p = {(mnt), (dentry)}; d_path(&_p, (buf), (size)); })
-#else
-	#define D_PATH d_path
-#endif
+#define D_PATH(dentry, mnt, buf, size) \
+	({ struct path _p = {(mnt), (dentry)}; d_path(&_p, (buf), (size)); })
 
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(3,0,0)
 	#define __get_exe_file(mm) ((mm)->exe_file)
@@ -51,7 +47,7 @@ static char *__exe_path(struct mm_struct *mm, char *buf, int buflen)
 		dentry = dget(exe_file->f_path.dentry);
 
 		if (mnt && dentry) {
-			path = D_PATH(mnt, dentry, buf, buflen);
+			path = D_PATH(dentry, mnt, buf, buflen);
 			dput(dentry);
 			mntput(mnt);
 		}
diff --git a/src/rhel6.patch b/src/rhel6.patch
index bd31e08..76941b4 100644
--- a/src/rhel6.patch
+++ b/src/rhel6.patch
@@ -1,6 +1,6 @@
 --- a/src/defsyms.mk
 +++ b/src/defsyms.mk
-@@ -62,6 +62,7 @@ KBUILD_EXTRA_SYMBOLS += $(obj)/defsyms.symvers
+@@ -56,6 +56,7 @@ KBUILD_EXTRA_SYMBOLS += $(obj)/defsyms.symvers
  LDFLAGS_MODULE += $(DEFSYMS_LDFLAGS_$(notdir $@))
  
  $(foreach N,$(defsyms-names),$(eval DEFSYMS_LDFLAGS_$(N).ko = -T $(obj)/$(N).defsyms))
@@ -8,20 +8,9 @@
  
  $(defsyms-lds): $(obj)/%.defsyms: $(obj)/.System.map.md5
  	$(call cmd,defsyms)
---- a/src/socket_lookup.h
-+++ b/src/socket_lookup.h
-@@ -368,7 +368,7 @@ int ipv6_find_hdr(const struct sk_buff *skb, unsigned int *offset,
- 	return nexthdr;
- }
- 
--#  if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,37)
-+#  if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,32)
- extern struct sock *__udp6_lib_lookup(struct net *net,
- 				      struct in6_addr *saddr, __be16 sport,
- 				      struct in6_addr *daddr, __be16 dport,
 --- a/src/socket_notify.c
 +++ b/src/socket_notify.c
-@@ -31,7 +31,7 @@
+@@ -26,7 +26,7 @@
  #warning Hone will not provide IPv6 packet/process correlation.
  #endif
  
diff --git a/src/socket_lookup.h b/src/socket_lookup.h
index 45515ab..3014d4b 100644
--- a/src/socket_lookup.h
+++ b/src/socket_lookup.h
@@ -279,7 +279,8 @@ int ipv6_find_hdr(const struct sk_buff *skb, unsigned int *offset,
 }
 #endif /* LINUX_VERSION_CODE < KERNEL_VERSION(3,8,0) */
 
-#  if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,37)
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,37)
+#if defined(CONFIG_IPV6)
 extern struct sock *__udp6_lib_lookup(struct net *net,
 		struct in6_addr *saddr, __be16 sport,
 		struct in6_addr *daddr, __be16 dport,
@@ -288,7 +289,11 @@ extern struct sock *__udp6_lib_lookup(struct net *net,
 #define udp6_lib_lookup(net, saddr, sport, daddr, dport, dif) \
 	__udp6_lib_lookup((net), (struct in6_addr *) (saddr), (sport), \
 			(struct in6_addr *) (daddr), (dport), (dif), &udp_table)
-#  endif
+#else
+#define udp6_lib_lookup(net, saddr, sport, daddr, dport, dif) \
+	NULL
+#endif
+#endif
 
 static struct sock *lookup_v6_sock(const struct sk_buff *skb,
 			const struct net_device *indev)