[UBI] drivers/mtd/ubi/scan.c: kmalloc + memset conversion to kzalloc

To be able to convert kmalloc + memset(..., 1, ...) to kzalloc this patch
reverses the logic around 'buf'.

Signed-off-by: Mariusz Kozlowski <m.kozlowski@tuxland.pl>
Signed-off-by: David Woodhouse <dwmw2@infradead.org>

1 files changed, 8 insertions, 9 deletions

diff --git a/drivers/mtd/ubi/scan.c b/drivers/mtd/ubi/scan.c
index 94ee54934411..29c41eeb09fe 100644
--- a/drivers/mtd/ubi/scan.c
+++ b/drivers/mtd/ubi/scan.c
@@ -1314,11 +1314,10 @@ static int paranoid_check_si(const struct ubi_device *ubi,
          * Make sure that all the physical eraseblocks are in one of the lists
          * or trees.
          */
-        buf = kmalloc(ubi->peb_count, GFP_KERNEL);
+        buf = kzalloc(ubi->peb_count, GFP_KERNEL);
         if (!buf)
                 return -ENOMEM;
 
-        memset(buf, 1, ubi->peb_count);
         for (pnum = 0; pnum < ubi->peb_count; pnum++) {
                 err = ubi_io_is_bad(ubi, pnum);
                 if (err < 0) {
@@ -1326,28 +1325,28 @@ static int paranoid_check_si(const struct ubi_device *ubi,
                         return err;
                 }
                 else if (err)
-                        buf[pnum] = 0;
+                        buf[pnum] = 1;
         }
 
         ubi_rb_for_each_entry(rb1, sv, &si->volumes, rb)
                 ubi_rb_for_each_entry(rb2, seb, &sv->root, u.rb)
-                        buf[seb->pnum] = 0;
+                        buf[seb->pnum] = 1;
 
         list_for_each_entry(seb, &si->free, u.list)
-                buf[seb->pnum] = 0;
+                buf[seb->pnum] = 1;
 
         list_for_each_entry(seb, &si->corr, u.list)
-                buf[seb->pnum] = 0;
+                buf[seb->pnum] = 1;
 
         list_for_each_entry(seb, &si->erase, u.list)
-                buf[seb->pnum] = 0;
+                buf[seb->pnum] = 1;
 
         list_for_each_entry(seb, &si->alien, u.list)
-                buf[seb->pnum] = 0;
+                buf[seb->pnum] = 1;
 
         err = 0;
         for (pnum = 0; pnum < ubi->peb_count; pnum++)
-                if (buf[pnum]) {
+                if (!buf[pnum]) {
                         ubi_err("PEB %d is not referred", pnum);
                         err = 1;
                 }