lkml.org 
[lkml]   [2015]   [Sep]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] userfaultfd: add missing mmput() in error path
Date
Signed-off-by: Eric Biggers <ebiggers3@gmail.com>
---
fs/userfaultfd.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/fs/userfaultfd.c b/fs/userfaultfd.c
index 634e676..f9aeb40 100644
--- a/fs/userfaultfd.c
+++ b/fs/userfaultfd.c
@@ -1287,8 +1287,10 @@ static struct file *userfaultfd_file_create(int flags)

file = anon_inode_getfile("[userfaultfd]", &userfaultfd_fops, ctx,
O_RDWR | (flags & UFFD_SHARED_FCNTL_FLAGS));
- if (IS_ERR(file))
+ if (IS_ERR(file)) {
+ mmput(ctx->mm);
kmem_cache_free(userfaultfd_ctx_cachep, ctx);
+ }
out:
return file;
}
--
2.4.3


\
 
 \ /
  Last update: 2015-09-14 02:21    [W:0.034 / U:0.124 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site