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[PATCH] hw/i386/pc: Fix enum value assertion


From: Kamil Szczęk
Subject: [PATCH] hw/i386/pc: Fix enum value assertion
Date: Tue, 20 Aug 2024 22:52:05 +0000

Coverity reported:
 >>> CID 1559533:  Integer handling issues (CONSTANT_EXPRESSION_RESULT)
 >>> "pcms->vmport >= 0" is always true regardless of the values of
 >>> its operands. This occurs as the logical first operand of "&&".

Signed-off-by: Kamil Szczęk <kamil@szczek.dev>
Reported-By: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 hw/i386/pc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index 7779c88a91..523dfe3f3f 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -1221,7 +1221,7 @@ void pc_basic_device_init(struct PCMachineState *pcms,
         isa_realize_and_unref(pcms->pcspk, isa_bus, &error_fatal);
     }

-    assert(pcms->vmport >= 0 && pcms->vmport < ON_OFF_AUTO__MAX);
+    assert(pcms->vmport < ON_OFF_AUTO__MAX);
     if (pcms->vmport == ON_OFF_AUTO_AUTO) {
         pcms->vmport = (xen_enabled() || !pcms->i8042_enabled)
             ? ON_OFF_AUTO_OFF : ON_OFF_AUTO_ON;
--
2.45.0





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