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authorChengguang Xu <cgxu519@gmx.com>2019-03-05 15:50:22 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2019-03-05 21:07:21 -0800
commit756ca74c7f656b6ed3cb60344845878226b658ae (patch)
treef49f2395cd14d499b372d0e72bc18e8f756345b3
parent0338c838367b7993edd1c154789c563c13a3b35e (diff)
downloadlinux-756ca74c7f656b6ed3cb60344845878226b658ae.tar.bz2
fs/proc/self.c: code cleanup for proc_setup_self()
Remove unnecessary ERR_PTR()/PTR_ERR() cast in proc_setup_self(). Link: http://lkml.kernel.org/r/20190124030150.8472-1-cgxu519@gmx.com Signed-off-by: Chengguang Xu <cgxu519@gmx.com> Reviewed-by: Andrew Morton <akpm@linux-foundation.org> Cc: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--fs/proc/self.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/fs/proc/self.c b/fs/proc/self.c
index 127265e5c55f..57c0a1047250 100644
--- a/fs/proc/self.c
+++ b/fs/proc/self.c
@@ -38,6 +38,7 @@ int proc_setup_self(struct super_block *s)
struct inode *root_inode = d_inode(s->s_root);
struct pid_namespace *ns = proc_pid_ns(root_inode);
struct dentry *self;
+ int ret = -ENOMEM;
inode_lock(root_inode);
self = d_alloc_name(s->s_root, "self");
@@ -51,20 +52,19 @@ int proc_setup_self(struct super_block *s)
inode->i_gid = GLOBAL_ROOT_GID;
inode->i_op = &proc_self_inode_operations;
d_add(self, inode);
+ ret = 0;
} else {
dput(self);
- self = ERR_PTR(-ENOMEM);
}
- } else {
- self = ERR_PTR(-ENOMEM);
}
inode_unlock(root_inode);
- if (IS_ERR(self)) {
+
+ if (ret)
pr_err("proc_fill_super: can't allocate /proc/self\n");
- return PTR_ERR(self);
- }
- ns->proc_self = self;
- return 0;
+ else
+ ns->proc_self = self;
+
+ return ret;
}
void __init proc_self_init(void)