linux-kernel - [PATCH 4/5] Staging: panel: Reduce value range for *name

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Message-Id: <98e397c49797d27fc7494e213a6980946df785e7.1451418912.git.ksenija.stanojevic@gmail.com>
Date:	Tue, 29 Dec 2015 21:09:07 +0100
From:	Ksenija Stanojevic <ksenija.stanojevic@...il.com>
To:	gregkh@...uxfoundation.org
Cc:	willy@...a-x.org, devel@...verdev.osuosl.org,
	linux-kernel@...r.kernel.org,
	Ksenija Stanojevic <ksenija.stanojevic@...il.com>
Subject: [PATCH 4/5] Staging: panel: Reduce value range for *name

out is 0-9 so it's too much for om, therefore reduce value range for
*name from '0'-'9' to '0'-'7'.

Signed-off-by: Ksenija Stanojevic <ksenija.stanojevic@...il.com>
---
 drivers/staging/panel/panel.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/panel/panel.c b/drivers/staging/panel/panel.c
index 6dc3efb..70cb9f3 100644
--- a/drivers/staging/panel/panel.c
+++ b/drivers/staging/panel/panel.c
@@ -2065,7 +2065,7 @@ static u8 input_name2mask(const char *name, __u64 *mask, __u64 *value,
 		im |= BIT(in);
 
 		name++;
-		if (isdigit(*name)) {
+		if (*name >= '0' && *name <= '7') {
 			out = *name - '0';
 			om |= BIT(out);
 		} else if (*name == '-') {
-- 
1.9.1

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