From: Javier González <jg@lightnvm.io>
Date: Fri, 30 Jun 2017 15:56:35 +0000 (+0200)
Subject: lightnvm: pblk: fix double-free on pblk init
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=2950e7e61089de0e7058fdf04a53d25e078f2230;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

lightnvm: pblk: fix double-free on pblk init

Prevent pblk->lines being double freed in case of an error during pblk
initialization.

Fixes: dd2a43437337: "lightnvm: pblk: sched. metadata on write thread"
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Javier González <javier@cnexlabs.com>
Signed-off-by: Matias Bjørling <matias@cnexlabs.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---

diff --git a/drivers/lightnvm/pblk-init.c b/drivers/lightnvm/pblk-init.c
index 8bdaf7e0e00b..b3fc310aa51c 100644
--- a/drivers/lightnvm/pblk-init.c
+++ b/drivers/lightnvm/pblk-init.c
@@ -812,8 +812,6 @@ add_emeta_page:
 fail_free_lines:
 	while (--i >= 0)
 		pblk_free_line_bitmaps(&pblk->lines[i]);
-
-	kfree(pblk->lines);
 fail_free_bb_aux:
 	kfree(l_mg->bb_aux);
 fail_free_bb_template: