Re: [PATCH] drivers/scsi/fnic/fnic_trace.c: Use vzalloc

[Sabyasachi Gupta <sabyasachi.linux@gmail.com>]

On Tue, Nov 13, 2018 at 9:23 PM Johannes Thumshirn <jthumshirn@suse.de> wrote:
>
> On 13/11/2018 16:44, John Garry wrote:
> > On 13/11/2018 15:08, Sabyasachi Gupta wrote:
> >> Replaced vmalloc + memset with vzalloc
> >>
> >> Signed-off-by: Sabyasachi Gupta <sabyasachi.linux@gmail.com>
> >> ---
> >>  drivers/scsi/fnic/fnic_trace.c | 4 ++--
> >>  1 file changed, 2 insertions(+), 2 deletions(-)
> >>
> >> diff --git a/drivers/scsi/fnic/fnic_trace.c
> >> b/drivers/scsi/fnic/fnic_trace.c
> >> index 8271785..129ab27 100644
> >> --- a/drivers/scsi/fnic/fnic_trace.c
> >> +++ b/drivers/scsi/fnic/fnic_trace.c
> >> @@ -468,14 +468,14 @@ int fnic_trace_buf_init(void)
> >>      fnic_max_trace_entries = (trace_max_pages * PAGE_SIZE)/
> >>                        FNIC_ENTRY_SIZE_BYTES;
> >>
> >> -    fnic_trace_buf_p = (unsigned long)vmalloc((trace_max_pages *
> >> PAGE_SIZE));
> >> +    fnic_trace_buf_p = (unsigned long)vzalloc((trace_max_pages *
> >> +                                PAGE_SIZE));
> >
> > If you remove the extra brackets in vzalloc() argument then you may not
> > spill onto the next line.
>
> And remove the unnecessary cast. vzalloc() (just like vmalloc()) returns
> a void*, so no reason to cast it.
>
> --
> Johannes Thumshirn                                        SUSE Labs
> jthumshirn@suse.de                                +49 911 74053 689
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 I will remove it and send v2