s390/chsc: Use snprintf instead of sprintf

Signed-off-by: Michael Holzheu <holzheu@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

diff --git a/drivers/s390/cio/chsc_sch.c b/drivers/s390/cio/chsc_sch.c
index 64cd600..7b29d0b 100644 (file)
--- a/drivers/s390/cio/chsc_sch.c
+++ b/drivers/s390/cio/chsc_sch.c
@@ -262,7 +262,7 @@ static int chsc_async(struct chsc_async_area *chsc_area,
                CHSC_LOG(2, "schid");
                CHSC_LOG_HEX(2, &sch->schid, sizeof(sch->schid));
                cc = chsc(chsc_area);
-               sprintf(dbf, "cc:%d", cc);
+               snprintf(dbf, sizeof(dbf), "cc:%d", cc);
                CHSC_LOG(2, dbf);
                switch (cc) {
                case 0:
@@ -295,7 +295,7 @@ static void chsc_log_command(void *chsc_area)
 {
        char dbf[10];
 
-       sprintf(dbf, "CHSC:%x", ((uint16_t *)chsc_area)[1]);
+       snprintf(dbf, sizeof(dbf), "CHSC:%x", ((uint16_t *)chsc_area)[1]);
        CHSC_LOG(0, dbf);
        CHSC_LOG_HEX(0, chsc_area, 32);
 }
@@ -359,7 +359,7 @@ static int chsc_ioctl_start(void __user *user_area)
                if (copy_to_user(user_area, chsc_area, PAGE_SIZE))
                        ret = -EFAULT;
 out_free:
-       sprintf(dbf, "ret:%d", ret);
+       snprintf(dbf, sizeof(dbf), "ret:%d", ret);
        CHSC_LOG(0, dbf);
        kfree(request);
        free_page((unsigned long)chsc_area);
@@ -401,7 +401,7 @@ out_free_request:
        on_close_request = NULL;
 out_unlock:
        mutex_unlock(&on_close_mutex);
-       sprintf(dbf, "ocsret:%d", ret);
+       snprintf(dbf, sizeof(dbf), "ocsret:%d", ret);
        CHSC_LOG(0, dbf);
        return ret;
 }
@@ -423,7 +423,7 @@ static int chsc_ioctl_on_close_remove(void)
        ret = 0;
 out_unlock:
        mutex_unlock(&on_close_mutex);
-       sprintf(dbf, "ocrret:%d", ret);
+       snprintf(dbf, sizeof(dbf), "ocrret:%d", ret);
        CHSC_LOG(0, dbf);
        return ret;
 }
@@ -946,7 +946,7 @@ static int chsc_release(struct inode *inode, struct file *filp)
                wait_for_completion(&on_close_request->completion);
                ret = chsc_examine_irb(on_close_request);
        }
-       sprintf(dbf, "relret:%d", ret);
+       snprintf(dbf, sizeof(dbf), "relret:%d", ret);
        CHSC_LOG(0, dbf);
        free_page((unsigned long)on_close_chsc_area);
        on_close_chsc_area = NULL;