Re: [PATCH 2/5] kernfs: implement kernfs_walk_and_get()
- From
- David Miller <davem@davemloft.net>
- Date
- 2015-11-17 21:20:52
- Also in
- cgroups, lkml, netfilter-devel
- Reply to
- Tejun Heo, 2015-11-17
From: Tejun Heo <tj@kernel.org> Date: Tue, 17 Nov 2015 14:40:37 -0500
+ static char path_buf[PATH_MAX]; /* protected by kernfs_mutex */ + int len = strlen(path);
...
quoted hunk ↗ jump to hunk
+ if (len >= PATH_MAX) + return NULL; + + memcpy(path_buf, path, len + 1);
static char path_buf[PATH_MAX]; /* protected by kernfs_mutex */ int len = strlcpy(path_buf, path, PATH_MAX); ... if (len >= PATH_MAX) return NULL;