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....@gmail.com>
---
 fs/proc/generic.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/proc/generic.c b/fs/proc/generic.c
index b3647fe..9e8f631 100644
--- a/fs/proc/generic.c
+++ b/fs/proc/generic.c
@@ -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;
                }
-- 
1.7.9.5

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