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Diffstat (limited to 'drivers/isdn/hysdn/hysdn_proclog.c')
-rw-r--r--drivers/isdn/hysdn/hysdn_proclog.c11
1 files changed, 4 insertions, 7 deletions
diff --git a/drivers/isdn/hysdn/hysdn_proclog.c b/drivers/isdn/hysdn/hysdn_proclog.c
index 2ee93d04b2dd..236cc7dadfd0 100644
--- a/drivers/isdn/hysdn/hysdn_proclog.c
+++ b/drivers/isdn/hysdn/hysdn_proclog.c
@@ -155,7 +155,6 @@ put_log_buffer(hysdn_card * card, char *cp)
static ssize_t
hysdn_log_write(struct file *file, const char __user *buf, size_t count, loff_t * off)
{
- unsigned long u = 0;
int rc;
unsigned char valbuf[128];
hysdn_card *card = file->private_data;
@@ -167,12 +166,10 @@ hysdn_log_write(struct file *file, const char __user *buf, size_t count, loff_t
valbuf[count] = 0; /* terminating 0 */
- rc = strict_strtoul(valbuf, 0, &u);
-
- if (rc == 0) {
- card->debug_flags = u; /* remember debug flags */
- hysdn_addlog(card, "debug set to 0x%lx", card->debug_flags);
- }
+ rc = kstrtoul(valbuf, 0, &card->debug_flags);
+ if (rc < 0)
+ return rc;
+ hysdn_addlog(card, "debug set to 0x%lx", card->debug_flags);
return (count);
} /* hysdn_log_write */