Commit 62072750 authored Oct 04, 2012 by yan Committed by Linus Torvalds Oct 06, 2012

proc: return -ENOMEM when inode allocation failed



If proc_get_inode() returns NULL then presumably it encountered memory
exhaustion.  proc_lookup_de() should return -ENOMEM in this case, not
-EINVAL.

Signed-off-by: yan <clouds.yan@gmail.com>
Cc: Ryan Mallon <rmallon@gmail.com>
Cc: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent 2aa362c4

fs/proc/generic.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -427,7 +427,7 @@ struct dentry proc_lookup_de(struct proc_dir_entry de, struct inode *dir,
		if (!memcmp(dentry->d_name.name, de->name, de->namelen)) {
		pde_get(de);
		spin_unlock(&proc_subdir_lock);
		error = -EINVAL;
		error = -ENOMEM;
		inode = proc_get_inode(dir->i_sb, de);
		goto out_unlock;
		}