staging:iio:ad5933: Fix NULL pointer deref when enabling buffer

[firefly-linux-kernel-4.4.55.git] / drivers / cdrom / cdrom.c

diff --git a/drivers/cdrom/cdrom.c b/drivers/cdrom/cdrom.c
index d620b44957454a80fcf444d10cb967e66fb9d7d5..8a3aff724d989c331f5de1596f3064cbbe72c271 100644 (file)
--- a/drivers/cdrom/cdrom.c
+++ b/drivers/cdrom/cdrom.c
@@ -2882,7 +2882,7 @@ static noinline int mmc_ioctl_cdrom_read_data(struct cdrom_device_info *cdi,
        if (lba < 0)
                return -EINVAL;
 
-       cgc->buffer = kmalloc(blocksize, GFP_KERNEL);
+       cgc->buffer = kzalloc(blocksize, GFP_KERNEL);
        if (cgc->buffer == NULL)
                return -ENOMEM;