[PATCH trivial] ata: libata-eh: Remove unnecessary snprintf arithmetic

[Levente Kurusa]

Remove an unnecessary arithmetic operation from a call to snprintf, because
the size parameter of snprintf includes the trailing null byte.

Signed-off-by: Levente Kurusa <levex@xxxxxxxxx>
---
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index f9476fb..b7c4146 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -2427,7 +2434,7 @@ static void ata_eh_link_report(struct ata_link *link)

 	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) {
--
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