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From e1826a5a94d53d337a0e0e18230d81b572173ba7 Mon Sep 17 00:00:00 2001
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Message-Id: <e1826a5a94d53d337a0e0e18230d81b572173ba7.1387298827.git.minovotn@redhat.com>
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In-Reply-To: <3ed0fb61a3dc912ef036d7ef450bed192090709e.1387298827.git.minovotn@redhat.com>
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References: <3ed0fb61a3dc912ef036d7ef450bed192090709e.1387298827.git.minovotn@redhat.com>
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From: "Michael S. Tsirkin" <mst@redhat.com>
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Date: Tue, 17 Dec 2013 15:19:27 +0100
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Subject: [PATCH 55/56] acpi-build: Fix compiler warning (missing gnu_printf
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format attribute)
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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RH-Author: Michael S. Tsirkin <mst@redhat.com>
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Message-id: <1387293161-4085-56-git-send-email-mst@redhat.com>
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Patchwork-id: 56361
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O-Subject: [PATCH qemu-kvm RHEL7.0 v2 55/57] acpi-build: Fix compiler warning (missing gnu_printf format attribute)
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Bugzilla: 1034876
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RH-Acked-by: Igor Mammedov <imammedo@redhat.com>
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RH-Acked-by: Marcel Apfelbaum <marcel.a@redhat.com>
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RH-Acked-by: Laszlo Ersek <lersek@redhat.com>
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From: Stefan Weil <sw@weilnetz.de>
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gcc 4.8.2 reports this warning when extra warnings are enabled (-Wextra):
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CC m68k-softmmu/hw/m68k/mcf5206.o
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hw/i386/acpi-build.c: In function ‘build_append_nameseg’:
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hw/i386/acpi-build.c:294:5: error:
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function might be possible candidate for ‘gnu_printf’ format attribute [-Werror=suggest-attribute=format]
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g_string_vprintf(s, format, args);
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^
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When this warning is fixed, there is a new compiler warning:
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CC i386-softmmu/hw/i386/acpi-build.o
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hw/i386/acpi-build.c: In function ‘build_append_notify’:
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hw/i386/acpi-build.c:632:5: error:
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format not a string literal and no format arguments [-Werror=format-security]
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build_append_nameseg(method, name);
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^
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This is fixed here, too.
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Signed-off-by: Stefan Weil <sw@weilnetz.de>
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Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
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(cherry picked from commit 867d898ccf50ef095b95c403d7dc809c188b14e2)
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---
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hw/i386/acpi-build.c | 5 +++--
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1 file changed, 3 insertions(+), 2 deletions(-)
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Signed-off-by: Michal Novotny <minovotn@redhat.com>
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---
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hw/i386/acpi-build.c | 5 +++--
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1 file changed, 3 insertions(+), 2 deletions(-)
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diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c
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index 316d6d3..2d008bd 100644
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--- a/hw/i386/acpi-build.c
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+++ b/hw/i386/acpi-build.c
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@@ -285,7 +285,8 @@ static inline void build_append_array(GArray *array, GArray *val)
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g_array_append_vals(array, val->data, val->len);
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}
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-static void build_append_nameseg(GArray *array, const char *format, ...)
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+static void GCC_FMT_ATTR(2, 3)
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+build_append_nameseg(GArray *array, const char *format, ...)
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{
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/* It would be nicer to use g_string_vprintf but it's only there in 2.22 */
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char s[] = "XXXX";
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@@ -630,7 +631,7 @@ build_append_notify(GArray *device, const char *name,
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GArray *method = build_alloc_array();
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uint8_t op = 0x14; /* MethodOp */
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- build_append_nameseg(method, name);
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+ build_append_nameseg(method, "%s", name);
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build_append_byte(method, 0x02); /* MethodFlags: ArgCount */
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for (i = skip; i < count; i++) {
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GArray *target = build_alloc_array();
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--
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1.7.11.7
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