proc: remove unused argument in proc_pid_lookup()

[adobriyan@gmail.com: delete "extern" from prototype]
Link: http://lkml.kernel.org/r/20190114195635.GA9372@avx2
Signed-off-by: Zhikang Zhang <zhangzhikang1@huawei.com>
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/fs/proc/root.c b/fs/proc/root.c
index f4b1a9d2eca6..621e6ec322ca 100644
--- a/fs/proc/root.c
+++ b/fs/proc/root.c
@@ -154,7 +154,7 @@ static int proc_root_getattr(const struct path *path, struct kstat *stat,
 
 static struct dentry *proc_root_lookup(struct inode * dir, struct dentry * dentry, unsigned int flags)
 {
-        if (!proc_pid_lookup(dir, dentry, flags))
+        if (!proc_pid_lookup(dentry, flags))
                 return NULL;
         
         return proc_lookup(dir, dentry, flags);