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[PULL,20/20] pc-bios/s390-ccw: add -Wno-array-bounds

Message ID 20220714090211.304305-21-pbonzini@redhat.com
State New
Headers show
Series [PULL,01/20] scsi/lsi53c895a: really fix use-after-free in lsi_do_msgout (CVE-2022-0216) | expand

Commit Message

Paolo Bonzini July 14, 2022, 9:02 a.m. UTC
The option generates a lot of warnings for integers casted to pointers,
for example:

/home/pbonzini/work/upstream/qemu/pc-bios/s390-ccw/dasd-ipl.c:174:19: warning: array subscript 0 is outside array bounds of ‘CcwSeekData[0]’ [-Warray-bounds]
  174 |     seekData->cyl = 0x00;
      |     ~~~~~~~~~~~~~~^~~~~~

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 pc-bios/s390-ccw/Makefile | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/pc-bios/s390-ccw/Makefile b/pc-bios/s390-ccw/Makefile
index 26ad40f94e..c8784c2a08 100644
--- a/pc-bios/s390-ccw/Makefile
+++ b/pc-bios/s390-ccw/Makefile
@@ -35,6 +35,7 @@  EXTRA_CFLAGS += $(call cc-option,-Werror $(EXTRA_CFLAGS),-Wno-stringop-overflow)
 EXTRA_CFLAGS += -ffreestanding -fno-delete-null-pointer-checks -fno-common -fPIE
 EXTRA_CFLAGS += -fwrapv -fno-strict-aliasing -fno-asynchronous-unwind-tables
 EXTRA_CFLAGS += $(call cc-option, $(EXTRA_CFLAGS), -fno-stack-protector)
+EXTRA_CFLAGS += $(call cc-option, $(EXTRA_CFLAGS), -Wno-array-bounds)
 EXTRA_CFLAGS += -msoft-float
 EXTRA_CFLAGS += $(call cc-option, $(EXTRA_CFLAGS),-march=z900,-march=z10)
 EXTRA_CFLAGS += -std=gnu99