Le 10/03/2020 à 12:52, Chenqun (kuhn) a écrit : >> -----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?
Yes, it's what I would prefer. But it's a question of taste... Paolo? Fam? Thanks, Laurent
