[v2] Trivial branch for 5.1 patches

[PULL v2 01/19] scsi/esp-pci: add g_assert() for fix clang analyzer warning in esp_pci_io_write()

Laurent Vivier posted 19 patches 5 years, 6 months ago

Diff against v1 v1 v2
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Maintainers: "Dr. David Alan Gilbert" <dgilbert@redhat.com>, Peter Lieven <pl@kamp.de>, Peter Maydell <peter.maydell@linaro.org>, Kevin Wolf <kwolf@redhat.com>, Jeff Cody <codyprime@gmail.com>, Andrzej Zaborowski <balrogg@gmail.com>, Fam Zheng <fam@euphon.net>, "Michael S. Tsirkin" <mst@redhat.com>, "Daniel P. Berrangé" <berrange@redhat.com>, Paolo Bonzini <pbonzini@redhat.com>, Igor Mammedov <imammedo@redhat.com>, Gerd Hoffmann <kraxel@redhat.com>, Max Reitz <mreitz@redhat.com>, Juan Quintela <quintela@redhat.com>

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[PULL v2 01/19] scsi/esp-pci: add g_assert() for fix clang analyzer warning in esp_pci_io_write()

Posted by Laurent Vivier 5 years, 6 months ago

From: Chen Qun <kuhn.chenqun@huawei.com>

Clang static code analyzer show warning:
  hw/scsi/esp-pci.c:198:9: warning: Value stored to 'size' is never read
        size = 4;
        ^      ~

Reported-by: Euler Robot <euler.robot@huawei.com>
Signed-off-by: Chen Qun <kuhn.chenqun@huawei.com>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20200325025919.21316-2-kuhn.chenqun@huawei.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
---
 hw/scsi/esp-pci.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/hw/scsi/esp-pci.c b/hw/scsi/esp-pci.c
index d5a1f9e01748..497a8d590190 100644
--- a/hw/scsi/esp-pci.c
+++ b/hw/scsi/esp-pci.c
@@ -197,6 +197,7 @@ static void esp_pci_io_write(void *opaque, hwaddr addr,
         addr &= ~3;
         size = 4;
     }
+    g_assert(size >= 4);
 
     if (addr < 0x40) {
         /* SCSI core reg */
-- 
2.26.2