open-iscsi/open-iscsi-suse-build-fixes

diff --git a/Makefile b/Makefile
index e405c9c..58bb24d 100644
--- a/Makefile
+++ b/Makefile
@@ -54,7 +54,7 @@ clean:
 	install_etc install_iface install_doc install_kernel install_iname
 
 install: install_kernel install_programs install_doc install_etc \
-	install_initd install_iname install_iface
+	install_initd install_iface
 
 install_usr: install_programs install_doc install_etc \
 	install_initd install_iname install_iface
diff --git a/kernel/Makefile b/kernel/Makefile
index 3dae671..65a291a 100644
--- a/kernel/Makefile
+++ b/kernel/Makefile
@@ -32,11 +32,16 @@ V ?= 0
 # eg to compile for a kernel that you aren't currently running
 KERNELRELEASE ?= $(shell uname -r)
 KSRC ?= /lib/modules/$(KERNELRELEASE)/build
+KSRC := $(shell test -f $(KSRC)/Makefile || echo "")
 KBUILD_OUTPUT ?= 
 # this is the basic Kbuild invocation, just append your make target
 KBUILD_BASE = +$(MAKE) -C $(KSRC) M=`pwd` KBUILD_OUTPUT=$(KBUILD_OUTPUT) $(KARCH) V=$(V)
 
-all: kernel_check
+all: kernel_src
+
+kernel_src: $(shell test -n "$(KSRC)" && echo has_kernel_src)
+
+has_kernel_src: kernel_check
 	$(KBUILD_BASE) modules
 
 # ============ BEGIN code for kernel_check and source patching ================
@@ -59,9 +64,11 @@ cur_patched=cur_patched
 # check to see if code is unpatched 
 unpatch_code=$(shell test -e $(cur_patched) && echo do_unpatch_code )
 
-KSUBLEVEL = $(shell cat $(KSRC)/Makefile | awk -F= '/^SUBLEVEL =/ {print $$2}' | \
+KSUBLEVEL = $(shell cat $(KSRC)/Makefile 2> /dev/null | awk -F= '/^SUBLEVEL =/ {print $$2}' | \
 		sed 's/^[ \t]*//;s/[ \t]*$$//')
 
+KSUBLEVEL?=$(shell echo $(KERNELRELEASE) | sed -n 's/.\..\.\([[:digit:]]*\)\..*/\1/p')
+
 KERNEL_TARGET=linux_2_6_$(KSUBLEVEL)
 kernel_check: $(KERNEL_TARGET)
 
@@ -128,7 +135,11 @@ has_24_patch: $(24_patch)
 
 # ============ END code for kernel_check and source patching =================
 
-clean: $(unpatch_code)
+clean: clean_kernel_src
+
+clean_kernel_src: $(shell test -n "$(KSRC)" && echo has_clean_kernel_src)
+
+has_clean_kernel_src: $(unpatch_code)
 	$(KBUILD_BASE) clean
 	rm -f Module.symvers
 
@@ -167,7 +178,9 @@ ko = $(patsubst %.o,%.ko,$(obj-m))
 $(ko): all
 
 # now the actual command
-install_kernel: $(ko)
+install_kernel: $(shell test -n "$(KSRC)" && echo install_kernel_obj);
+
+install_kernel_obj: $(ko)
 	$(KBUILD_BASE) modules_install INSTALL_MOD_DIR=$(INSTALL_MOD_DIR) INSTALL_MOD_PATH=$(INSTALL_MOD_PATH)
 
 dpkg_divert:
diff --git a/usr/Makefile b/usr/Makefile
index 7794831..840510d 100644
--- a/usr/Makefile
+++ b/usr/Makefile
@@ -7,9 +7,11 @@ OSNAME=$(shell uname -s)
 KERNELRELEASE ?= $(shell uname -r)
 KSRC ?= /lib/modules/$(KERNELRELEASE)/build
 
-KSUBLEVEL=$(shell cat $(KSRC)/Makefile | awk -F= '/^SUBLEVEL =/ {print $$2}' | \
+KSUBLEVEL=$(shell cat $(KSRC)/Makefile 2> /dev/null | awk -F= '/^SUBLEVEL =/ {print $$2}' | \
 			sed 's/^[ \t]*//;s/[ \t]*$$//')
 
+KSUBLEVEL?=$(shell echo $OSNAME | sed -n 's/.\..\.\([[:digit:]]*\)\..*/\1/p')
+
 ifeq ($(OSNAME),Linux)
 	ifeq ($(KSUBLEVEL),11)
 		IPC_CFLAGS=-DNETLINK_ISCSI=12 -D_GNU_SOURCE