gcc-9: silence 'address-of-packed-member' warning

We already did this for clang, but now gcc has that warning too.  Yes,
yes, the address may be unaligned.  And that's kind of the point.

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
[sw0312.kim: cherry-pick mainline commit 6f303d60534c for gcc 9 build]
Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com>
Change-Id: I65bd62a469032c64537b9cae5b3111ac141421b4

diff --git a/Makefile b/Makefile
index af0ad9be835602313d4856cf8a5182c0c0333834..ba739318b5d58fd12a7c2c60f504e0bfd271ca80 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -619,6 +619,7 @@ KBUILD_CFLAGS       += $(call cc-option,-fno-delete-null-pointer-checks,)
 KBUILD_CFLAGS  += $(call cc-disable-warning, format-truncation)
 KBUILD_CFLAGS  += $(call cc-disable-warning, format-overflow)
 KBUILD_CFLAGS  += $(call cc-disable-warning, int-in-bool-context)
+KBUILD_CFLAGS  += $(call cc-disable-warning, address-of-packed-member)
 KBUILD_CFLAGS  += $(call cc-disable-warning, attribute-alias)
 
 ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE