Dario Faggioli
3206ea7c01
- Revert to revision 715. We're fixing bug 1199924, before moving to QEMU 7.0 OBS-URL: https://build.opensuse.org/request/show/979479 OBS-URL: https://build.opensuse.org/package/show/Virtualization/qemu?expand=0&rev=718
58 lines
3.5 KiB
Diff
58 lines
3.5 KiB
Diff
From: Bruce Rogers <brogers@suse.com>
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Date: Wed, 15 May 2019 13:32:01 -0600
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Subject: hw/intc/exynos4210_gic: provide more room when formatting alias names
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sprintf related parameter validation complains about the size of the
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buffer being written to in exynos4210_gic_realize(). Provide a bit more
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space to avoid the following warning:
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/home/abuild/rpmbuild/BUILD/qemu-4.0.0/hw/intc/exynos4210_gic.c: In function 'exynos4210_gic_realize':
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/home/abuild/rpmbuild/BUILD/qemu-4.0.0/hw/intc/exynos4210_gic.c:316:36: error: '%x' directive writing between 1 and 7 bytes into a region of size between 4 and 28 [-Werror=format-overflow=]
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316 | sprintf(cpu_alias_name, "%s%x", cpu_prefix, i);
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| ^~
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/home/abuild/rpmbuild/BUILD/qemu-4.0.0/hw/intc/exynos4210_gic.c:316:33: note: directive argument in the range [0, 29020050]
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316 | sprintf(cpu_alias_name, "%s%x", cpu_prefix, i);
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| ^~~~~~
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In file included from /usr/include/stdio.h:867,
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from /home/abuild/rpmbuild/BUILD/qemu-4.0.0/include/qemu/osdep.h:99,
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from /home/abuild/rpmbuild/BUILD/qemu-4.0.0/hw/intc/exynos4210_gic.c:23:
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/usr/include/bits/stdio2.h:36:10: note: '__builtin___sprintf_chk' output between 2 and 32 bytes into a destination of size 28
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36 | return __builtin___sprintf_chk (__s, __USE_FORTIFY_LEVEL - 1,
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| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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37 | __bos (__s), __fmt, __va_arg_pack ());
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| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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/home/abuild/rpmbuild/BUILD/qemu-4.0.0/hw/intc/exynos4210_gic.c:326:37: error: '%x' directive writing between 1 and 7 bytes into a region of size between 3 and 28 [-Werror=format-overflow=]
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326 | sprintf(dist_alias_name, "%s%x", dist_prefix, i);
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| ^~
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/home/abuild/rpmbuild/BUILD/qemu-4.0.0/hw/intc/exynos4210_gic.c:326:34: note: directive argument in the range [0, 29020050]
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326 | sprintf(dist_alias_name, "%s%x", dist_prefix, i);
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| ^~~~~~
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In file included from /usr/include/stdio.h:867,
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from /home/abuild/rpmbuild/BUILD/qemu-4.0.0/include/qemu/osdep.h:99,
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from /home/abuild/rpmbuild/BUILD/qemu-4.0.0/hw/intc/exynos4210_gic.c:23:
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/usr/include/bits/stdio2.h:36:10: note: '__builtin___sprintf_chk' output between 2 and 33 bytes into a destination of size 28
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36 | return __builtin___sprintf_chk (__s, __USE_FORTIFY_LEVEL - 1,
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| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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37 | __bos (__s), __fmt, __va_arg_pack ());
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| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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Signed-off-by: Bruce Rogers <brogers@suse.com>
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---
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hw/intc/exynos4210_gic.c | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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diff --git a/hw/intc/exynos4210_gic.c b/hw/intc/exynos4210_gic.c
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index bc73d1f1152438de04c252a2ec84..db58021ef62cdf8554d7e00e0761 100644
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--- a/hw/intc/exynos4210_gic.c
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+++ b/hw/intc/exynos4210_gic.c
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@@ -291,8 +291,8 @@ static void exynos4210_gic_realize(DeviceState *dev, Error **errp)
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SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
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const char cpu_prefix[] = "exynos4210-gic-alias_cpu";
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const char dist_prefix[] = "exynos4210-gic-alias_dist";
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- char cpu_alias_name[sizeof(cpu_prefix) + 3];
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- char dist_alias_name[sizeof(cpu_prefix) + 3];
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+ char cpu_alias_name[sizeof(cpu_prefix) + 7];
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+ char dist_alias_name[sizeof(cpu_prefix) + 8];
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SysBusDevice *gicbusdev;
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uint32_t n = s->num_cpu;
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uint32_t i;
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