ubi: wl: Remove set but not used variable 'prev_e'

Fixes gcc '-Wunused-but-set-variable' warning:

drivers/mtd/ubi/wl.c: In function 'find_wl_entry':
drivers/mtd/ubi/wl.c:322:27: warning:
 variable 'prev_e' set but not used [-Wunused-but-set-variable]

It's not used any more now, so remove it.

Fixes: f9c34bb52997 ("ubi: Fix producing anchor PEBs")
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Richard Weinberger <richard@nod.at>

diff --git a/drivers/mtd/ubi/wl.c b/drivers/mtd/ubi/wl.c
index 5d77a38dba5424da8a6ec6051795dd7abfda3b2a..837d690a8c60d345c9d53c878658d45236c2f1d7 100644 (file)
--- a/drivers/mtd/ubi/wl.c
+++ b/drivers/mtd/ubi/wl.c
@@ -319,7 +319,7 @@ static struct ubi_wl_entry *find_wl_entry(struct ubi_device *ubi,
                                          struct rb_root *root, int diff)
 {
        struct rb_node *p;
-       struct ubi_wl_entry *e, *prev_e = NULL;
+       struct ubi_wl_entry *e;
        int max;
 
        e = rb_entry(rb_first(root), struct ubi_wl_entry, u.rb);
@@ -334,7 +334,6 @@ static struct ubi_wl_entry *find_wl_entry(struct ubi_device *ubi,
                        p = p->rb_left;
                else {
                        p = p->rb_right;
-                       prev_e = e;
                        e = e1;
                }
        }