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>
[a.kazmin: cherry-pick mainline commit 6f303d60534c4 for gcc 9 build]
Signed-off-by: Andrey Kazmin <a.kazmin@partner.samsung.com>

diff --git a/Makefile b/Makefile
index 2e741fb173d5f1bbc164a2e1351661b6c1ab3053..e3dc1149d673f211495473bf474b8fbb64bea92b 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -622,6 +622,7 @@ KBUILD_CFLAGS       += $(call cc-disable-warning,frame-address,)
 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