[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>

diff --git a/drivers/mtd/ubi/scan.c b/drivers/mtd/ubi/scan.c
index 94ee549..29c41ee 100644 (file)
--- 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;
                }