From: Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
Date: Mon, 9 Aug 2010 16:12:56 +0000 (+0200)
Subject: [S390] cmm, smsgiucv_app: convert sender to uppercase
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=41b42876;p=linux-beck.git

[S390] cmm, smsgiucv_app: convert sender to uppercase

The sender kernel parameter contains a z/VM user ID where
alphabetic characters must be specified in uppercase.

Allow users to specify lowercase characters and convert the
sender string to uppercase at module initialization.

Signed-off-by: Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
---

diff --git a/arch/s390/mm/cmm.c b/arch/s390/mm/cmm.c
index 4bddf8d3a150..a9550dca3e4b 100644
--- a/arch/s390/mm/cmm.c
+++ b/arch/s390/mm/cmm.c
@@ -435,6 +435,13 @@ static int __init cmm_init(void)
 	if (!cmm_sysctl_header)
 		goto out_sysctl;
 #ifdef CONFIG_CMM_IUCV
+	/* convert sender to uppercase characters */
+	if (sender) {
+		int len = strlen(sender);
+		while (len--)
+			sender[len] = toupper(sender[len]);
+	}
+
 	rc = smsg_register_callback(SMSG_PREFIX, cmm_smsg_target);
 	if (rc < 0)
 		goto out_smsg;
diff --git a/drivers/s390/net/smsgiucv_app.c b/drivers/s390/net/smsgiucv_app.c
index 137688790207..4d2ea4000422 100644
--- a/drivers/s390/net/smsgiucv_app.c
+++ b/drivers/s390/net/smsgiucv_app.c
@@ -180,6 +180,13 @@ static int __init smsgiucv_app_init(void)
 		goto fail_put_driver;
 	}
 
+	/* convert sender to uppercase characters */
+	if (sender) {
+		int len = strlen(sender);
+		while (len--)
+			sender[len] = toupper(sender[len]);
+	}
+
 	/* register with the smsgiucv device driver */
 	rc = smsg_register_callback(SMSG_PREFIX, smsg_app_callback);
 	if (rc) {