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

> if (!fnic_trace_buf_p) {
> printk(KERN_ERR PFX "Failed to allocate memory "
> "for fnic_trace_buf_p\n");
> err = -ENOMEM;
> goto err_fnic_trace_buf_init;
> }
> - memset((void *)fnic_trace_buf_p, 0, (trace_max_pages * PAGE_SIZE));
>
> fnic_trace_entries.page_offset =
> vmalloc(array_size(fnic_max_trace_entries,
>


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