From: Markus Elfring <[email protected]>
Date: Thu, 1 Sep 2016 23:05:51 +0200

The script "checkpatch.pl" can point the following information out.

ERROR: code indent should use tabs where possible

Thus fix the affected source code places.

Signed-off-by: Markus Elfring <[email protected]>
---
 arch/s390/kernel/debug.c | 118 +++++++++++++++++++++++------------------------
 1 file changed, 59 insertions(+), 59 deletions(-)

diff --git a/arch/s390/kernel/debug.c b/arch/s390/kernel/debug.c
index ef0db06..4a12faf 100644
--- a/arch/s390/kernel/debug.c
+++ b/arch/s390/kernel/debug.c
@@ -330,7 +330,7 @@ debug_info_create(const char *name, int pages_per_area, int 
nr_areas,
 {
        debug_info_t* rc;
 
-        rc = debug_info_alloc(name, pages_per_area, nr_areas, buf_size,
+       rc = debug_info_alloc(name, pages_per_area, nr_areas, buf_size,
                                DEBUG_DEFAULT_LEVEL, ALL_AREAS);
        if (!rc)
                goto out;
@@ -338,21 +338,21 @@ debug_info_create(const char *name, int pages_per_area, 
int nr_areas,
        rc->mode = mode & ~S_IFMT;
 
        /* create root directory */
-        rc->debugfs_root_entry = debugfs_create_dir(rc->name,
+       rc->debugfs_root_entry = debugfs_create_dir(rc->name,
                                        debug_debugfs_root_entry);
 
        /* append new element to linked list */
-        if (!debug_area_first) {
-                /* first element in list */
-                debug_area_first = rc;
-                rc->prev = NULL;
-        } else {
-                /* append element to end of list */
-                debug_area_last->next = rc;
-                rc->prev = debug_area_last;
-        }
-        debug_area_last = rc;
-        rc->next = NULL;
+       if (!debug_area_first) {
+               /* first element in list */
+               debug_area_first = rc;
+               rc->prev = NULL;
+       } else {
+               /* append element to end of list */
+               debug_area_last->next = rc;
+               rc->prev = debug_area_last;
+       }
+       debug_area_last = rc;
+       rc->next = NULL;
 
        debug_info_get(rc);
 out:
@@ -394,8 +394,8 @@ debug_info_copy(debug_info_t* in, int mode)
                for (j = 0; j < in->pages_per_area; j++)
                        memcpy(rc->areas[i][j], in->areas[i][j], PAGE_SIZE);
  unlock:
-        spin_unlock_irqrestore(&in->lock, flags);
-        return rc;
+       spin_unlock_irqrestore(&in->lock, flags);
+       return rc;
 }
 
 /*
@@ -456,7 +456,7 @@ debug_format_entry(file_private_info_t *p_info)
 
        if (p_info->act_entry == DEBUG_PROLOG_ENTRY) {
                /* print prolog */
-               if (view->prolog_proc)
+               if (view->prolog_proc)
                        len += view->prolog_proc(id_snap,
                                                 view,
                                                 p_info->temp_buf);
@@ -476,7 +476,7 @@ debug_format_entry(file_private_info_t *p_info)
                len += view->format_proc(id_snap, view, p_info->temp_buf + len,
                                                DEBUG_DATA(act_entry));
 out:
-        return len;
+       return len;
 }
 
 /*
@@ -505,7 +505,7 @@ debug_next_entry(file_private_info_t *p_info)
                p_info->act_page += 1;
                if ((p_info->act_page % id->pages_per_area) == 0) {
                        /* next area */
-                       p_info->act_area++;
+                       p_info->act_area++;
                        p_info->act_page=0;
                }
                if (p_info->act_area >= id->nr_areas)
@@ -697,15 +697,14 @@ debug_info_t *debug_register_mode(const char *name, int 
pages_per_area,
        BUG_ON(!initialized);
        mutex_lock(&debug_mutex);
 
-        /* create new debug_info */
-
+       /* create new debug_info */
        rc = debug_info_create(name, pages_per_area, nr_areas, buf_size, mode);
        if (!rc) {
                pr_err("Registering debug feature %s failed\n", name);
                goto unlock;
        }
        debug_register_view(rc, &debug_level_view);
-        debug_register_view(rc, &debug_flush_view);
+       debug_register_view(rc, &debug_flush_view);
        debug_register_view(rc, &debug_pages_view);
  unlock:
        mutex_unlock(&debug_mutex);
@@ -794,14 +793,14 @@ debug_set_level(debug_info_t* id, int new_level)
                return; 
        spin_lock_irqsave(&id->lock, flags);
        if (new_level == DEBUG_OFF_LEVEL) {
-                id->level = DEBUG_OFF_LEVEL;
+               id->level = DEBUG_OFF_LEVEL;
                pr_info("%s: switched off\n", id->name);
-        } else if ((new_level > DEBUG_MAX_LEVEL) || (new_level < 0)) {
+       } else if ((new_level > DEBUG_MAX_LEVEL) || (new_level < 0)) {
                pr_info("%s: level %i is out of range (%i - %i)\n",
-                        id->name, new_level, 0, DEBUG_MAX_LEVEL);
-        } else {
-                id->level = new_level;
-        }
+                       id->name, new_level, 0, DEBUG_MAX_LEVEL);
+       } else {
+               id->level = new_level;
+       }
        spin_unlock_irqrestore(&id->lock, flags);
 }
 EXPORT_SYMBOL(debug_set_level);
@@ -1175,7 +1174,7 @@ debug_get_user_string(const char __user *user_buf, size_t 
user_len)
                buffer[user_len - 1] = 0;
        else
                buffer[user_len] = 0;
-        return buffer;
+       return buffer;
 }
 
 static inline int
@@ -1219,7 +1218,7 @@ debug_input_pages_fn(debug_info_t * id, struct debug_view 
*view,
        int rc, new_pages;
 
        if (user_len > 0x10000)
-                user_len = 0x10000;
+               user_len = 0x10000;
        if (*offset != 0) {
                rc = -EPIPE;
                goto out;
@@ -1276,7 +1275,7 @@ debug_input_level_fn(debug_info_t * id, struct debug_view 
*view,
        int rc, new_level;
 
        if (user_len > 0x10000)
-                user_len = 0x10000;
+               user_len = 0x10000;
        if (*offset != 0) {
                rc = -EPIPE;
                goto out;
@@ -1314,26 +1313,26 @@ out:
  
 static void debug_flush(debug_info_t* id, int area)
 {
-        unsigned long flags;
+       unsigned long flags;
        int i, j;
 
        if (!id || !id->areas)
-                return;
+               return;
        spin_lock_irqsave(&id->lock, flags);
        if (area == DEBUG_FLUSH_ALL) {
-                id->active_area = 0;
-                memset(id->active_entries, 0, id->nr_areas * sizeof(int));
-                for (i = 0; i < id->nr_areas; i++) {
+               id->active_area = 0;
+               memset(id->active_entries, 0, id->nr_areas * sizeof(int));
+               for (i = 0; i < id->nr_areas; i++) {
                        id->active_pages[i] = 0;
                        for (j = 0; j < id->pages_per_area; j++)
-                               memset(id->areas[i][j], 0, PAGE_SIZE);
+                               memset(id->areas[i][j], 0, PAGE_SIZE);
                }
        } else if (area >= 0 && area < id->nr_areas) {
-                id->active_entries[area] = 0;
+               id->active_entries[area] = 0;
                id->active_pages[area] = 0;
                for (i = 0; i < id->pages_per_area; i++)
                        memset(id->areas[area][i], 0, PAGE_SIZE);
-        }
+       }
        spin_unlock_irqrestore(&id->lock, flags);
 }
 
@@ -1346,35 +1345,36 @@ debug_input_flush_fn(debug_info_t * id, struct 
debug_view *view,
                        struct file *file, const char __user *user_buf,
                        size_t user_len, loff_t * offset)
 {
-        char input_buf[1];
-        int rc = user_len;
+       char input_buf[1];
+       int rc = user_len;
 
        if (user_len > 0x10000)
-                user_len = 0x10000;
+               user_len = 0x10000;
        if (*offset != 0) {
                rc = -EPIPE;
-                goto out;
+               goto out;
        }
        if (copy_from_user(input_buf, user_buf, 1)) {
-                rc = -EFAULT;
-                goto out;
-        }
+               rc = -EFAULT;
+               goto out;
+       }
        if (input_buf[0] == '-') {
-                debug_flush(id, DEBUG_FLUSH_ALL);
-                goto out;
-        }
-        if (isdigit(input_buf[0])) {
-                int area = ((int) input_buf[0] - (int) '0');
-                debug_flush(id, area);
-                goto out;
-        }
+               debug_flush(id, DEBUG_FLUSH_ALL);
+               goto out;
+       }
+       if (isdigit(input_buf[0])) {
+               int area = ((int) input_buf[0] - (int) '0');
+
+               debug_flush(id, area);
+               goto out;
+       }
 
        pr_info("Flushing debug data failed because %c is not a valid "
                 "area\n", input_buf[0]);
 
 out:
-        *offset += user_len;
-        return rc;              /* number of input characters */
+       *offset += user_len;
+       return rc;              /* number of input characters */
 }
 
 /*
@@ -1385,11 +1385,11 @@ static int
 debug_raw_header_fn(debug_info_t * id, struct debug_view *view,
                        int area, debug_entry_t * entry, char *out_buf)
 {
-        int rc;
+       int rc;
 
        rc = sizeof(debug_entry_t);
        memcpy(out_buf, entry, sizeof(debug_entry_t));
-        return rc;
+       return rc;
 }
 
 /*
@@ -1418,8 +1418,8 @@ debug_hex_ascii_format_fn(debug_info_t * id, struct 
debug_view *view,
        int i, rc = 0;
 
        for (i = 0; i < id->buf_size; i++)
-                rc += sprintf(out_buf + rc, "%02x ",
-                              ((unsigned char *) in_buf)[i]);
+               rc += sprintf(out_buf + rc, "%02x ",
+                             ((unsigned char *) in_buf)[i]);
        rc += sprintf(out_buf + rc, "| ");
        for (i = 0; i < id->buf_size; i++) {
                unsigned char c = in_buf[i];
-- 
2.9.3

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