commit 298304f1a554d44cf13391e531ced3cde69a8ce4
author Maxim Levitsky <maximlevitsky@gmail.com> Mon Feb 22 20:39:31 2010 +0200
committer David Woodhouse <David.Woodhouse@intel.com> Fri Feb 26 17:05:46 2010 +0000
tree 586c6f1d99aa03856f057280ca6647089dfa8618
parent 048d87199566663e4edc4880df3703c04bcf41d9

mtd: mtdblock: test return value of add_mtd_blktrans_dev, because if can fail

This prevents a memory leak

Signed-off-by: Maxim Levitsky <maximlevitsky@gmail.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

drivers/mtd/mtdblock_ro.c

diff --git a/drivers/mtd/mtdblock_ro.c b/drivers/mtd/mtdblock_ro.c
index 54ff288..d0d3f79 100644
--- a/drivers/mtd/mtdblock_ro.c
+++ b/drivers/mtd/mtdblock_ro.c
@@ -43,7 +43,8 @@
 	dev->tr = tr;
 	dev->readonly = 1;
 
-	add_mtd_blktrans_dev(dev);
+	if (add_mtd_blktrans_dev(dev))
+		kfree(dev);
 }
 
 static void mtdblock_remove_dev(struct mtd_blktrans_dev *dev)