From: Michael S. Tsirkin Date: Wed, 12 Mar 2014 14:13:58 +0000 (+0200) Subject: acpi-build: fix misaligned access X-Git-Tag: Tizen_Studio_1.3_Release_p2.3.1~386^2~42^2~63^2~14 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=eee822e3595bbdd69e71198edd65dd29db27a6e5;p=sdk%2Femulator%2Fqemu.git acpi-build: fix misaligned access clang build reported a misaligned access: runtime error: store to misaligned address 0x2b5aa47dfb19 for type 'uint16_t' (aka 'unsigned short'), which requires 2 byte alignment 0x2b5aa47dfb19: note: pointer points here 45 53 54 0b ff ff 5b 80 50 45 4f 52 01 50 45 53 54 01 5b 81 0b 50 45 4f 52 01 50 45 50 54 08 14 fix this up Reported-by: Peter Maydell Signed-off-by: Michael S. Tsirkin --- diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c index 7ecfd7004b..4d781a1687 100644 --- a/hw/i386/acpi-build.c +++ b/hw/i386/acpi-build.c @@ -1019,8 +1019,8 @@ build_ssdt(GArray *table_data, GArray *linker, patch_pci_windows(pci, ssdt_ptr, sizeof(ssdp_misc_aml)); - *(uint16_t *)(ssdt_ptr + *ssdt_isa_pest) = - cpu_to_le16(misc->pvpanic_port); + ACPI_BUILD_SET_LE(ssdt_ptr, sizeof(ssdp_misc_aml), + ssdt_isa_pest[0], 16, misc->pvpanic_port); { GArray *sb_scope = build_alloc_array();