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diff --git a/Makefile b/Makefile
index 183eff3..88fd9c1 100644
--- a/Makefile
+++ b/Makefile
@@ -370,6 +370,7 @@ LINUXINCLUDE := \
KBUILD_CPPFLAGS := -D__KERNEL__
KBUILD_CFLAGS := -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs \
+ -Wno-error=uninitialized \
-fno-strict-aliasing -fno-common \
-Werror-implicit-function-declaration \
-Wno-format-security \
diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile
index 0624909..5d13d66 100644
--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile
@@ -17,6 +17,7 @@ HAS_BIARCH := $(call cc-option-yn, -m32)
# Set default 32 bits cross compilers for vdso and boot wrapper
CROSS32_COMPILE ?=
+KBUILD_CFLAGS += -Wno-error=uninitialized
CROSS32CC := $(CROSS32_COMPILE)gcc
CROSS32AR := $(CROSS32_COMPILE)ar
@@ -67,7 +68,6 @@ LDFLAGS_vmlinux-y := -Bstatic
LDFLAGS_vmlinux-$(CONFIG_RELOCATABLE) := -pie
LDFLAGS_vmlinux := $(LDFLAGS_vmlinux-y)
-LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
ifeq ($(CONFIG_PPC64),y)
ifeq ($(call cc-option-yn,-mcmodel=medium),y)
@@ -176,7 +176,6 @@ core-$(CONFIG_PERF_EVENTS) += arch/powerpc/perf/
drivers-$(CONFIG_OPROFILE) += arch/powerpc/oprofile/
-libs-y += $(LIBGCC)
# Default to zImage, override when needed
all: zImage
diff --git a/arch/powerpc/perf/Makefile b/arch/powerpc/perf/Makefile
index 06dd8d5..8bf06fd 100644
--- a/arch/powerpc/perf/Makefile
+++ b/arch/powerpc/perf/Makefile
@@ -1,4 +1,4 @@
-subdir-ccflags-$(CONFIG_PPC_WERROR) := -Werror
+subdir-ccflags-$(CONFIG_PPC_WERROR) := -Wno-error=uninitialized
obj-$(CONFIG_PERF_EVENTS) += callchain.o
diff --git a/arch/powerpc/sysdev/Makefile b/arch/powerpc/sysdev/Makefile
index fa63186..d592e84 100644
--- a/arch/powerpc/sysdev/Makefile
+++ b/arch/powerpc/sysdev/Makefile
@@ -1,4 +1,4 @@
-subdir-ccflags-$(CONFIG_PPC_WERROR) := -Werror
+subdir-ccflags-$(CONFIG_PPC_WERROR) := -Wno-error=uninitialized
ccflags-$(CONFIG_PPC64) := $(NO_MINIMAL_TOC)
@@ -67,8 +67,6 @@ endif
obj-$(CONFIG_PPC_SCOM) += scom.o
-subdir-ccflags-$(CONFIG_PPC_WERROR) := -Werror
-
obj-$(CONFIG_PPC_XICS) += xics/
obj-$(CONFIG_GE_FPGA) += ge/
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