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authorHeiko Schocher <hs@denx.de>2018-08-29 14:19:22 +0200
committerSascha Hauer <s.hauer@pengutronix.de>2018-08-31 08:23:29 +0200
commitf326e4ca092f81917fb20858fafe53f4680c5e94 (patch)
treef9299dd49796fe16048b29d93f1420f0a8304b09 /drivers
parent9e405c69b87a4d6516b698b237042aeccee1da51 (diff)
downloadbarebox-f326e4ca092f81917fb20858fafe53f4680c5e94.tar.gz
barebox-f326e4ca092f81917fb20858fafe53f4680c5e94.tar.xz
UBI: Set free_count to zero before walking through erase list
Set free_count to zero before walking through ai->erase list in wl_init(). Found in U-Boot as U-Boot has no workqueue/threads, it immediately calls erase_worker(), which increase for each erased block free_count. Without this patch, free_count gets after this initialized to zero in wl_init(), so the free_count variable always has the maybe wrong value 0 in U-Boot. Signed-off-by: Heiko Schocher <hs@denx.de> Reviewed-by: Boris Brezillon <boris.brezillon@free-electrons.com> Signed-off-by: Richard Weinberger <richard@nod.at> Signed-off-by: Teresa Remmet <t.remmet@phytec.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/mtd/ubi/wl.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mtd/ubi/wl.c b/drivers/mtd/ubi/wl.c
index a368bf9108..eb1f24c748 100644
--- a/drivers/mtd/ubi/wl.c
+++ b/drivers/mtd/ubi/wl.c
@@ -1399,6 +1399,7 @@ int ubi_wl_init(struct ubi_device *ubi, struct ubi_attach_info *ai)
INIT_LIST_HEAD(&ubi->pq[i]);
ubi->pq_head = 0;
+ ubi->free_count = 0;
list_for_each_entry_safe(aeb, tmp, &ai->erase, u.list) {
e = kmalloc(sizeof(*e), GFP_KERNEL);
if (!e)
@@ -1415,7 +1416,6 @@ int ubi_wl_init(struct ubi_device *ubi, struct ubi_attach_info *ai)
found_pebs++;
}
- ubi->free_count = 0;
list_for_each_entry(aeb, &ai->free, u.list) {
e = kmalloc(sizeof(*e), GFP_KERNEL);
if (!e)