[PATCH] lightnvm: pblk: fix error path in pblk_lines_alloc_metadata

[Rakesh Pandit]

Use appropriate memory free calls based on allocation type used and
also fix number of times free is called if kmalloc fails.

Signed-off-by: Rakesh Pandit <rak...@tuxera.com>
---
 drivers/lightnvm/pblk-init.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/lightnvm/pblk-init.c b/drivers/lightnvm/pblk-init.c
index 7cf4b53..470ef04 100644
--- a/drivers/lightnvm/pblk-init.c
+++ b/drivers/lightnvm/pblk-init.c
@@ -624,12 +624,16 @@ static int pblk_lines_alloc_metadata(struct pblk *pblk)
 
 fail_free_emeta:
        while (--i >= 0) {
-               vfree(l_mg->eline_meta[i]->buf);
+               if (l_mg->emeta_alloc_type == PBLK_VMALLOC_META)
+                       vfree(l_mg->eline_meta[i]->buf);
+               else
+                       kfree(l_mg->eline_meta[i]->buf);
                kfree(l_mg->eline_meta[i]);
        }
 
+       i = PBLK_DATA_LINES;
 fail_free_smeta:
-       for (i = 0; i < PBLK_DATA_LINES; i++)
+       while (--i >= 0)
                kfree(l_mg->sline_meta[i]);
 
        return -ENOMEM;
-- 
2.5.0