[patch] NFS: kmalloc() doesn't return an ERR_PTR()

[Dan Carpenter <dan.carpenter@xxxxxxxxxx>]

Obviously we should check for NULL here instead of IS_ERR().

Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

diff --git a/fs/nfs/idmap.c b/fs/nfs/idmap.c
index ba3019f..233beea 100644
--- a/fs/nfs/idmap.c
+++ b/fs/nfs/idmap.c
@@ -644,14 +644,14 @@ static int nfs_idmap_legacy_upcall(struct key_construction *cons,
 
 	/* msg and im are freed in idmap_pipe_destroy_msg */
 	msg = kmalloc(sizeof(*msg), GFP_KERNEL);
-	if (IS_ERR(msg)) {
-		ret = PTR_ERR(msg);
+	if (!msg) {
+		ret = -ENOMEM;
 		goto out0;
 	}
 
 	im = kmalloc(sizeof(*im), GFP_KERNEL);
-	if (IS_ERR(im)) {
-		ret = PTR_ERR(im);
+	if (!im) {
+		ret = -ENOMEM;
 		goto out1;
 	}
 
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