lkml.org 
[lkml]   [2022]   [Sep]   [9]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v3 05/10] misc: fastrpc: Use fastrpc_map_put in fastrpc_map_create on fail
Date
Move the kref_init right after the allocation so that we can use
fastrpc_map_put on any following error case.

Signed-off-by: Abel Vesa <abel.vesa@linaro.org>
Reviewed-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
---

Changes since v2:
* added Srinivas's R-b tag

drivers/misc/fastrpc.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/misc/fastrpc.c b/drivers/misc/fastrpc.c
index d421e3e473d6..8bc9cf5305c4 100644
--- a/drivers/misc/fastrpc.c
+++ b/drivers/misc/fastrpc.c
@@ -745,6 +745,8 @@ static int fastrpc_map_create(struct fastrpc_user *fl, int fd,
return -ENOMEM;

INIT_LIST_HEAD(&map->node);
+ kref_init(&map->refcount);
+
map->fl = fl;
map->fd = fd;
map->buf = dma_buf_get(fd);
@@ -771,7 +773,6 @@ static int fastrpc_map_create(struct fastrpc_user *fl, int fd,
map->size = len;
map->va = sg_virt(map->table->sgl);
map->len = len;
- kref_init(&map->refcount);

if (attr & FASTRPC_ATTR_SECUREMAP) {
/*
@@ -801,7 +802,7 @@ static int fastrpc_map_create(struct fastrpc_user *fl, int fd,
attach_err:
dma_buf_put(map->buf);
get_err:
- kfree(map);
+ fastrpc_map_put(map);

return err;
}
--
2.34.1
\
 
 \ /
  Last update: 2022-09-09 15:42    [W:0.136 / U:0.068 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site