ata: libata-eh: Remove unnecessary snprintf arithmetic

Remove an unnecessary arithmetic operation from a call to snprintf, because
the size parameter of snprintf includes the trailing null space.
Also, initialize the buffer on definition instead of a memset call.

Signed-off-by: Levente Kurusa <levex@linux.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Levente Kurusa 2013-10-29 20:01:46 +01:00 коммит произвёл Tejun Heo
Родитель 6ce4eac1f6
Коммит 462098b090
1 изменённых файлов: 2 добавлений и 3 удалений

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@ -2402,7 +2402,7 @@ static void ata_eh_link_report(struct ata_link *link)
struct ata_port *ap = link->ap;
struct ata_eh_context *ehc = &link->eh_context;
const char *frozen, *desc;
char tries_buf[6];
char tries_buf[6] = "";
int tag, nr_failed = 0;
if (ehc->i.flags & ATA_EHI_QUIET)
@ -2433,9 +2433,8 @@ static void ata_eh_link_report(struct ata_link *link)
if (ap->pflags & ATA_PFLAG_FROZEN)
frozen = " frozen";
memset(tries_buf, 0, sizeof(tries_buf));
if (ap->eh_tries < ATA_EH_MAX_TRIES)
snprintf(tries_buf, sizeof(tries_buf) - 1, " t%d",
snprintf(tries_buf, sizeof(tries_buf), " t%d",
ap->eh_tries);
if (ehc->i.dev) {