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: I2e4fb85329412ecf3acdeee02ae44bb3082ce921

diff --git a/Makefile b/Makefile
index 6d67e87..60d571a 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -574,6 +574,7 @@ all: vmlinux
 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)
 
 ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE
 KBUILD_CFLAGS  += -Os $(call cc-disable-warning,maybe-uninitialized,)