[PATCH RFC 1/2] mtd : Prevent the NULL pointer access
From: Shubhrajyoti D <hidden>
Date: 2012-01-23 08:12:40
Also in:
linux-omap
Subsystem:
memory technology devices (mtd), the rest · Maintainers:
Miquel Raynal, Richard Weinberger, Vignesh Raghavendra, Linus Torvalds
This patch intends to fix the null pointer access. Signed-off-by: Shubhrajyoti D <redacted> --- drivers/mtd/mtdcore.c | 5 +++-- 1 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c
index 6ae9ca0..2b3bda7 100644
--- a/drivers/mtd/mtdcore.c
+++ b/drivers/mtd/mtdcore.c@@ -118,8 +118,9 @@ static void mtd_release(struct device *dev) static int mtd_cls_suspend(struct device *dev, pm_message_t state) { struct mtd_info *mtd = dev_get_drvdata(dev); - - return mtd_suspend(mtd); + if (mtd) + return mtd_suspend(mtd); + return 0; } static int mtd_cls_resume(struct device *dev)
--
1.7.1