Messages in this thread Patch in this message | | | From | Peter Huewe <> | Subject | [PATCH] staging/asus_oled: Add NULL test for kmalloc | Date | Thu, 7 Jan 2010 20:03:51 +0100 |
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From: Peter Huewe <peterhuewe@gmx.de> Date: Thu, 7 Jan 2010 19:57:36 +0100
This patch adds a NULL test to check wether kmalloc was successful or not.
Signed-off-by: Peter Huewe <peterhuewe@gmx.de> --- Patch against Linux-next of Do 7. Jan 19:59:41 CET 2010
drivers/staging/asus_oled/asus_oled.c | 5 +++++ 1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/drivers/staging/asus_oled/asus_oled.c b/drivers/staging/asus_oled/asus_oled.c index 0c1fb0d..c597fb2 100644 --- a/drivers/staging/asus_oled/asus_oled.c +++ b/drivers/staging/asus_oled/asus_oled.c @@ -430,6 +430,11 @@ static ssize_t odev_set_picture(struct asus_oled_dev *odev, kfree(odev->buf); odev->buf = kmalloc(odev->buf_size, GFP_KERNEL); + if (odev->buf == NULL) { + odev->buf_size = 0; + printk(ASUS_OLED_ERROR "Out of memory!\n"); + return -ENOMEM; + } memset(odev->buf, 0xff, odev->buf_size); -- 1.6.4.4
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