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From: Andrey Shumilin <shum.sdl@nppct.ru>
To: qemu-devel@nongnu.org
Cc: sdl.qemu@linuxtesting.org
Subject: [sdl-qemu] [PATCH v1] /hw/intc/arm_gic WRONG ARGUMENTS
Date: Sun, 5 May 2024 20:58:59 +0300	[thread overview]
Message-ID: <a4cbfe6c-27d6-4df0-ae31-db0d60d88f9e@nppct.ru> (raw)

[-- Attachment #1: Type: text/plain, Size: 1911 bytes --]

 1. Possibly mismatched call arguments in function 'gic_apr_ns_view':
    'cpu' and 'regno' passed in place of 'int regno' and 'int cpu'.
 2. Possibly mismatched call arguments in function
    'gic_apr_write_ns_view': 'cpu' and 'regno' passed in place of 'int
    regno' and 'int cpu'.

Found by Linux Verification Center (linuxtesting.org) with SVACE.

From 23b142f5046ba9d3aec57217f6d8f3127f9bff69 Mon Sep 17 00:00:00 2001

From: Andrey Shumilin <shum.sdl@nppct.ru>
Date: Sun, 5 May 2024 20:13:40 +0300
Subject: [PATCH] Patch hw/intc/arm_gic.c

Signed-off-by: Andrey Shumilin <shum.sdl@nppct.ru>
---
  hw/intc/arm_gic.c | 4 ++--
  1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/hw/intc/arm_gic.c b/hw/intc/arm_gic.c
index 7a34bc0998..47f01e45e3 100644
--- a/hw/intc/arm_gic.c
+++ b/hw/intc/arm_gic.c
@@ -1658,7 +1658,7 @@ static MemTxResult gic_cpu_read(GICState *s, int 
cpu, int offset,
              *data = s->h_apr[gic_get_vcpu_real_id(cpu)];
          } else if (gic_cpu_ns_access(s, cpu, attrs)) {
              /* NS view of GICC_APR<n> is the top half of GIC_NSAPR<n> */
-            *data = gic_apr_ns_view(s, regno, cpu);
+            *data = gic_apr_ns_view(s, cpu, regno);
          } else {
              *data = s->apr[regno][cpu];
          }
@@ -1746,7 +1746,7 @@ static MemTxResult gic_cpu_write(GICState *s, int 
cpu, int offset,
              s->h_apr[gic_get_vcpu_real_id(cpu)] = value;
          } else if (gic_cpu_ns_access(s, cpu, attrs)) {
              /* NS view of GICC_APR<n> is the top half of GIC_NSAPR<n> */
-            gic_apr_write_ns_view(s, regno, cpu, value);
+            gic_apr_write_ns_view(s, cpu, regno, value);
          } else {
              s->apr[regno][cpu] = value;
          }

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             reply	other threads:[~2024-05-05 19:41 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-05-05 17:58 Andrey Shumilin [this message]
2024-05-05 19:51 ` [sdl-qemu] [PATCH v1] /hw/intc/arm_gic WRONG ARGUMENTS Michael Tokarev
2024-05-05 19:57   ` Andrey Shumilin
2024-05-06  7:49     ` Philippe Mathieu-Daudé
2024-05-06 10:02     ` Alex Bennée
2024-05-06 19:11       ` Andrey Shumilin
2024-05-07  4:42       ` Andrey Shumilin
2024-05-07 10:13     ` Peter Maydell

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