---

yaml --- r: 156443 b: refs/heads/master c: 6afc4fd h: refs/heads/master i: 156441: f318081 156439: 40c8ee4 v: v3
git-mirror · Aug 3, 2009 · 1f87ed1 · 1f87ed1
1 parent 817f1d2
commit 1f87ed1
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Showing 3 changed files with 6 additions and 5 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 7699ad35ed06044c4fc1be162553880f98658616
+refs/heads/master: 6afc4fdb3e94ba60cd566cb878b60c6c01979277
diff --git a/trunk/drivers/mtd/mtdcore.c b/trunk/drivers/mtd/mtdcore.c
@@ -65,8 +65,8 @@ static void mtd_release(struct device *dev)
 static int mtd_cls_suspend(struct device *dev, pm_message_t state)
 {
 	struct mtd_info *mtd = dev_to_mtd(dev);
-	
-	if (mtd->suspend)
+
+	if (mtd && mtd->suspend)
 		return mtd->suspend(mtd);
 	else
 		return 0;
@@ -76,7 +76,7 @@ static int mtd_cls_resume(struct device *dev)
 {
 	struct mtd_info *mtd = dev_to_mtd(dev);
 
-	if (mtd->resume)
+	if (mtd && mtd->resume)
 		mtd->resume(mtd);
 	return 0;
 }
@@ -298,6 +298,7 @@ int add_mtd_device(struct mtd_info *mtd)
 			mtd->dev.class = &mtd_class;
 			mtd->dev.devt = MTD_DEVT(i);
 			dev_set_name(&mtd->dev, "mtd%d", i);
+			dev_set_drvdata(&mtd->dev, mtd);
 			if (device_register(&mtd->dev) != 0) {
 				mtd_table[i] = NULL;
 				break;

diff --git a/trunk/include/linux/mtd/mtd.h b/trunk/include/linux/mtd/mtd.h
@@ -251,7 +251,7 @@ struct mtd_info {
 
 static inline struct mtd_info *dev_to_mtd(struct device *dev)
 {
-	return dev ? container_of(dev, struct mtd_info, dev) : NULL;
+	return dev ? dev_get_drvdata(dev) : NULL;
 }
 
 static inline uint32_t mtd_div_by_eb(uint64_t sz, struct mtd_info *mtd)