-ifeq ($(LINUX_VERSION),)
- ifeq ($(KERNEL),2.4)
- LINUX_VERSION:=2.4.34
- LINUX_RELEASE:=1
- LINUX_KERNEL_MD5SUM:=f59665540a7f3351ea416a0dad104b55
- else
- LINUX_VERSION:=2.6.19.2
- LINUX_RELEASE:=1
- LINUX_KERNEL_MD5SUM:=ca0ce8f288e8ae93ac243b568f906bf8
- endif
-endif
-KERNEL:=2.$(word 2,$(subst ., ,$(strip $(LINUX_VERSION))))
+LINUX_RELEASE?=1
+
+ifeq ($(LINUX_VERSION),2.6.30.10)
+ LINUX_KERNEL_MD5SUM:=eb6be465f914275967a5602cb33662f5
+endif
+ifeq ($(LINUX_VERSION),2.6.31.14)
+ LINUX_KERNEL_MD5SUM:=3e7feb224197d8e174a90dd3759979fd
+endif
+ifeq ($(LINUX_VERSION),2.6.32.27)
+ LINUX_KERNEL_MD5SUM:=c8df8bed01a3b7e4ce13563e74181d71
+endif
+ifeq ($(LINUX_VERSION),2.6.34.7)
+ LINUX_KERNEL_MD5SUM:=8964e26120e84844998a673464a980ea
+endif
+ifeq ($(LINUX_VERSION),2.6.35.9)
+ LINUX_KERNEL_MD5SUM:=18d339e9229560e73c4249dffdc3fd90
+endif
+ifeq ($(LINUX_VERSION),2.6.36.2)
+ LINUX_KERNEL_MD5SUM:=d465f8ba05bf1b7530c596f1cca658e7
+endif
+ifeq ($(LINUX_VERSION),2.6.37)
+ LINUX_KERNEL_MD5SUM:=c8ee37b4fdccdb651e0603d35350b434
+endif
+
+# disable the md5sum check for unknown kernel versions
+LINUX_KERNEL_MD5SUM?=x
+
+split_version=$(subst ., ,$(1))
+merge_version=$(subst $(space),.,$(1))
+KERNEL_BASE=$(firstword $(subst -, ,$(LINUX_VERSION)))
+KERNEL=$(call merge_version,$(wordlist 1,2,$(call split_version,$(KERNEL_BASE))))
+KERNEL_PATCHVER=$(call merge_version,$(wordlist 1,3,$(call split_version,$(KERNEL_BASE))))