AcoSail/kernel_optimize_test
8
0
Fork 0
forked from luck/tmp_suning_uos_patched
Code Pull Requests Activity

procfs: don't need a PATH_MAX allocation to hold a string representation of an int

Browse Source 
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Jeff Layton 2012-10-10 16:43:21 -04:00 committed by Al Viro
parent 7950e3852a
commit f81700bd83
1 changed files with 3 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
fs/proc/base.c
View File

@ -2258,7 +2258,8 @@ static void *proc_self_follow_link(struct dentry *dentry, struct nameidata *nd)
pid_t tgid = task_tgid_nr_ns(current, ns);
char *name = ERR_PTR(-ENOENT);
if (tgid) {
name = __getname();
/* 11 for max length of signed int in decimal + NULL term */
name = kmalloc(12, GFP_KERNEL);
if (!name)
name = ERR_PTR(-ENOMEM);
else
@ -2273,7 +2274,7 @@ static void proc_self_put_link(struct dentry *dentry, struct nameidata *nd,
{
char *s = nd_get_link(nd);
if (!IS_ERR(s))
__putname(s);
kfree(s);
}
static const struct inode_operations proc_self_inode_operations = {