From: Levente Kurusa Date: Tue, 29 Oct 2013 19:01:46 +0000 (+0100) Subject: ata: libata-eh: Remove unnecessary snprintf arithmetic X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=462098b090897fbcf00088b225eb7a3adc407e98;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git 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 Signed-off-by: Tejun Heo --- diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c index 92d7797223be..6d8757008318 100644 --- a/drivers/ata/libata-eh.c +++ b/drivers/ata/libata-eh.c @@ -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) {