>-----Original Message----- >From: Laurent Vivier [mailto:[email protected]] >Sent: Monday, March 9, 2020 8:22 PM >To: Chenqun (kuhn) <[email protected]>; qemu- >[email protected]; [email protected] >Cc: [email protected]; Euler Robot <[email protected]>; >Zhanghailiang <[email protected]>; Paolo Bonzini ><[email protected]> >Subject: Re: [PATCH v3 04/12] scsi/esp-pci: Remove redundant statement in >esp_pci_io_write() > >Le 02/03/2020 à 14:07, Chen Qun a écrit : >> 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 <[email protected]> >> Signed-off-by: Chen Qun <[email protected]> >> --- >> Cc: Paolo Bonzini <[email protected]> Cc:Fam Zheng ><[email protected]> >> --- >> hw/scsi/esp-pci.c | 1 - >> 1 file changed, 1 deletion(-) >> >> diff --git a/hw/scsi/esp-pci.c b/hw/scsi/esp-pci.c index >> d5a1f9e017..2e6cc07d4e 100644 >> --- a/hw/scsi/esp-pci.c >> +++ b/hw/scsi/esp-pci.c >> @@ -195,7 +195,6 @@ static void esp_pci_io_write(void *opaque, hwaddr >addr, >> val <<= shift; >> val |= current & ~(mask << shift); >> addr &= ~3; >> - size = 4; >> } > >perhaps a "g_assert(size >= 4)" instead would be cleaner to mute the warning? > Yes, add 'g_assert(size >= 4)' can mute the warning.
> >I think it's a good point to update the size if in the future the code below is >modified to use size. > Hmm, maybe it is true. So, let's keep ' size = 4' and add 'g_assert(size >= 4)' after if() statement , shall we? Thanks, Chen Qun > >Thanks, >Laurent >
