---

yaml --- r: 225861 b: refs/heads/master c: 67cfa23 h: refs/heads/master i: 225859: a45cede v: v3
git-mirror · Dec 24, 2010 · dfb798f · dfb798f
1 parent f1a30c7
commit dfb798f
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Showing 2 changed files with 3 additions and 7 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: dec12e62c03d26bbc7a142f067215a3a43cce7d0
+refs/heads/master: 67cfa23ac9df810d1fbf3a06b7f408243350ecfe
diff --git a/trunk/arch/arm/mm/ioremap.c b/trunk/arch/arm/mm/ioremap.c
@@ -204,12 +204,8 @@ void __iomem * __arm_ioremap_pfn_caller(unsigned long pfn,
 	/*
 	 * Don't allow RAM to be mapped - this causes problems with ARMv6+
 	 */
-	if (pfn_valid(pfn)) {
-		printk(KERN_WARNING "BUG: Your driver calls ioremap() on system memory.  This leads\n"
-		       KERN_WARNING "to architecturally unpredictable behaviour on ARMv6+, and ioremap()\n"
-		       KERN_WARNING "will fail in the next kernel release.  Please fix your driver.\n");
-		WARN_ON(1);
-	}
+	if (WARN_ON(pfn_valid(pfn)))
+		return NULL;
 
 	type = get_mem_type(mtype);
 	if (!type)