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[PULL 26/28] hw/arm/armsse: Fix armsse_realize() error API violation
From: |
Markus Armbruster |
Subject: |
[PULL 26/28] hw/arm/armsse: Fix armsse_realize() error API violation |
Date: |
Thu, 2 Jul 2020 13:09:29 +0200 |
The Error ** argument must be NULL, &error_abort, &error_fatal, or a
pointer to a variable containing NULL. Passing an argument of the
latter kind twice without clearing it in between is wrong: if the
first call sets an error, it no longer points to NULL for the second
call.
armsse_realize() is wrong that way: it passes &err to
object_property_set_int() multiple times without checking it, and then
to sysbus_realize(). Harmless, because the former can't actually fail
here.
Fix by passing &error_abort instead.
Cc: Peter Maydell <peter.maydell@linaro.org>
Cc: qemu-arm@nongnu.org
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20200630090351.1247703-25-armbru@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
---
hw/arm/armsse.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/hw/arm/armsse.c b/hw/arm/armsse.c
index a851652b39..2fbd970b4f 100644
--- a/hw/arm/armsse.c
+++ b/hw/arm/armsse.c
@@ -990,13 +990,13 @@ static void armsse_realize(DeviceState *dev, Error **errp)
sysbus_mmio_map(SYS_BUS_DEVICE(&s->sysinfo), 0, 0x40020000);
/* System control registers */
object_property_set_int(OBJECT(&s->sysctl), info->sys_version,
- "SYS_VERSION", &err);
+ "SYS_VERSION", &error_abort);
object_property_set_int(OBJECT(&s->sysctl), info->cpuwait_rst,
- "CPUWAIT_RST", &err);
+ "CPUWAIT_RST", &error_abort);
object_property_set_int(OBJECT(&s->sysctl), s->init_svtor,
- "INITSVTOR0_RST", &err);
+ "INITSVTOR0_RST", &error_abort);
object_property_set_int(OBJECT(&s->sysctl), s->init_svtor,
- "INITSVTOR1_RST", &err);
+ "INITSVTOR1_RST", &error_abort);
sysbus_realize(SYS_BUS_DEVICE(&s->sysctl), &err);
if (err) {
error_propagate(errp, err);
--
2.26.2
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