[PATCH] sh: audit return code of create_proc_read_entry()

From: Christophe Lucas <clucas@rotomalug.org>

Signed-off-by: Christophe Lucas <clucas@rotomalug.org>
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>

Index: linux-kj/arch/sh/drivers/dma/dma-api.c
===================================================================
--- linux-kj.orig/arch/sh/drivers/dma/dma-api.c	2005-10-11 18:36:38.000000000 +0400
+++ linux-kj/arch/sh/drivers/dma/dma-api.c	2005-10-11 18:38:00.000000000 +0400
@@ -265,10 +265,13 @@ void __exit unregister_dmac(struct dma_i
 
 static int __init dma_api_init(void)
 {
+	struct proc_dir_entry *ent;
 	printk("DMA: Registering DMA API.\n");
 
 #ifdef CONFIG_PROC_FS
-	create_proc_read_entry("dma", 0, 0, dma_read_proc, 0);
+	ent = create_proc_read_entry("dma", 0, 0, dma_read_proc, 0);
+	if (!ent)
+		printk(KERN_WARNING "dma-api.c: unable to create /proc entry\n");
 #endif
 
 	return 0;
Index: linux-kj/arch/sh/kernel/cpu/sh4/sq.c
===================================================================
--- linux-kj.orig/arch/sh/kernel/cpu/sh4/sq.c	2005-10-11 18:36:38.000000000 +0400
+++ linux-kj/arch/sh/kernel/cpu/sh4/sq.c	2005-10-11 18:38:00.000000000 +0400
@@ -423,10 +423,14 @@ static struct miscdevice sq_dev = {
 
 static int __init sq_api_init(void)
 {
+	struct proc_dir_entry *ent;
 	printk(KERN_NOTICE "sq: Registering store queue API.\n");
 
 #ifdef CONFIG_PROC_FS
-	create_proc_read_entry("sq_mapping", 0, 0, sq_mapping_read_proc, 0);
+	ent = create_proc_read_entry("sq_mapping", 0, 0, 
+		sq_mapping_read_proc, 0);
+	if (!ent)
+		printk(KERN_WARNING "sq: unable to create /proc entry\n");
 #endif
 
 	return misc_register(&sq_dev);