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authorHendrik Brueckner <brueckner@linux.vnet.ibm.com>2010-08-09 18:12:56 +0200
committerMartin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com>2010-08-09 18:12:54 +0200
commit41b42876772bb8c1cbd7e68d384791f97a5fd0d6 (patch)
tree4c36156660fb747184f218c21c4632c1f2bf1c7e /arch/s390/mm
parent2e85ba510ede4aea1b150493407ae911e8ea5051 (diff)
downloadlinux-linaro-android-41b42876772bb8c1cbd7e68d384791f97a5fd0d6.tar.gz
[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>
Diffstat (limited to 'arch/s390/mm')
-rw-r--r--arch/s390/mm/cmm.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/s390/mm/cmm.c b/arch/s390/mm/cmm.c
index 4bddf8d3a15..a9550dca3e4 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;