From: Jiri Engelthaler <engycz@gmail.com>
Date: Thu, 20 Sep 2012 14:49:50 +0000 (+0200)
Subject: mtd: slram: invalid checking of absolute end address
X-Git-Tag: firefly_0821_release~7541^2~279
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=38f6449bb781860f9a6b62102e5aea75fe4e7945;p=firefly-linux-kernel-4.4.55.git

mtd: slram: invalid checking of absolute end address

commit c36a7ff4578ab6294885aef5ef241aeec4cdb1f0 upstream.

Fixed parsing end absolute address.

Signed-off-by: Jiri Engelthaler <engycz@gmail.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/mtd/devices/slram.c b/drivers/mtd/devices/slram.c
index e585263161b9..f38c348e00b7 100644
--- a/drivers/mtd/devices/slram.c
+++ b/drivers/mtd/devices/slram.c
@@ -266,7 +266,7 @@ static int parse_cmdline(char *devname, char *szstart, char *szlength)
 
 	if (*(szlength) != '+') {
 		devlength = simple_strtoul(szlength, &buffer, 0);
-		devlength = handle_unit(devlength, buffer) - devstart;
+		devlength = handle_unit(devlength, buffer);
 		if (devlength < devstart)
 			goto err_out;