usb: host: ehci-dbg: use scnprintf() in qh_lines()

This patch replaces two snprintf() calls with scnprintf() in qh_lines() and hence removes the unneeded sequential truncation tests. Signed-off-by: Geyslan G. Bem <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]>
olifre · Feb 3, 2016 · a535597 · a535597
1 parent c2fb017
commit a535597
Showing 1 changed file with 2 additions and 6 deletions.
diff --git a/drivers/usb/host/ehci-dbg.c b/drivers/usb/host/ehci-dbg.c
@@ -484,7 +484,7 @@ static void qh_lines(
 			type = "?";
 			break;
 		}
-		temp = snprintf(next, size,
+		temp = scnprintf(next, size,
 				"\n\t%p%c%s len=%d %08x urb %p"
 				" [td %08x buf[0] %08x]",
 				td, mark, type,
@@ -493,17 +493,13 @@ static void qh_lines(
 				td->urb,
 				(u32) td->qtd_dma,
 				hc32_to_cpup(ehci, &td->hw_buf[0]));
-		if (size < temp)
-			temp = size;
 		size -= temp;
 		next += temp;
 		if (temp == size)
 			goto done;
 	}
 
-	temp = snprintf(next, size, "\n");
-	if (size < temp)
-		temp = size;
+	temp = scnprintf(next, size, "\n");
 	size -= temp;
 	next += temp;