From: Jiri Slaby (SUSE) <jirislaby@kernel.org>
Date: Fri, 2 Feb 2024 06:56:06 +0000 (+0100)
Subject: tty: vt: use switch+case in the ESgetpars case
X-Git-Tag: v6.9-rc1~37^2~67
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=137eb9ad22bf2b2e0e613afc076e5f51390954ad;p=thirdparty%2Flinux.git

tty: vt: use switch+case in the ESgetpars case

To be uniform in the 'c' handling, use switch-case (with ranges) even in
the ESgetpars case in do_con_trol().

Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org>
Link: https://lore.kernel.org/r/20240202065608.14019-21-jirislaby@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c
index b5fc3b896e26f..b3c61ec92df99 100644
--- a/drivers/tty/vt/vt.c
+++ b/drivers/tty/vt/vt.c
@@ -2628,10 +2628,14 @@ static void do_con_trol(struct tty_struct *tty, struct vc_data *vc, u8 c)
 		vc->vc_priv = EPecma;
 		fallthrough;
 	case ESgetpars: /* ESC [ aka CSI, parameters expected */
-		if (c == ';' && vc->vc_npar < NPAR - 1) {
-			vc->vc_npar++;
-			return;
-		} else if (c>='0' && c<='9') {
+		switch (c) {
+		case ';':
+			if (vc->vc_npar < NPAR - 1) {
+				vc->vc_npar++;
+				return;
+			}
+			break;
+		case '0' ... '9':
 			vc->vc_par[vc->vc_npar] *= 10;
 			vc->vc_par[vc->vc_npar] += c - '0';
 			return;