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Staging: asus_oled: Add NULL test for kmalloc

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This patch adds a NULL test to check wether kmalloc was successful or
not.

Signed-off-by: Peter Huewe <peterhuewe@gmx.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Peter Huewe
2010-01-07 19:57:36 +01:00
committed by Greg Kroah-Hartman
parent c424d46fdc
commit 0df28be06e
1 changed files with 5 additions and 0 deletions
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5
drivers/staging/asus_oled/asus_oled.c
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@@ -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);