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s390/cmm: use string_upper() instead of open coded variant 

Use string_upper() from string helper module instead of open coded variant.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20211001130201.72545-1-andriy.shevchenko@linux.intel.com
[hca@linux.ibm.com: removed hunk which converts extmem.c]
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
This commit is contained in:
Andy Shevchenko 2021-10-01 16:02:01 +03:00 committed by Vasily Gorbik
parent a30b5b0304
commit b2f583937a
1 changed files with 4 additions and 7 deletions
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11
arch/s390/mm/cmm.c
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@ -14,8 +14,8 @@
#include <linux/moduleparam.h> #include <linux/moduleparam.h>
#include <linux/gfp.h> #include <linux/gfp.h>
#include <linux/sched.h> #include <linux/sched.h>
#include <linux/string_helpers.h>
#include <linux/sysctl.h> #include <linux/sysctl.h>
#include <linux/ctype.h>
#include <linux/swap.h> #include <linux/swap.h>
#include <linux/kthread.h> #include <linux/kthread.h>
#include <linux/oom.h> #include <linux/oom.h>
@ -394,13 +394,10 @@ static int __init cmm_init(void)
goto out_sysctl; goto out_sysctl;
#ifdef CONFIG_CMM_IUCV #ifdef CONFIG_CMM_IUCV
/* convert sender to uppercase characters */ /* convert sender to uppercase characters */
if (sender) { if (sender)
int len = strlen(sender); string_upper(sender, sender);
while (len--) else
sender[len] = toupper(sender[len]);
} else {
sender = cmm_default_sender; sender = cmm_default_sender;
}
rc = smsg_register_callback(SMSG_PREFIX, cmm_smsg_target); rc = smsg_register_callback(SMSG_PREFIX, cmm_smsg_target);
if (rc < 0) if (rc < 0)