Commit 9374074f authored Nov 19, 2006 by Dominik Brodowski

[PATCH] pcmcia: handle __copy_from_user() return value in ioctl

Handle __copy_from_user() return value.

drivers/pcmcia/pcmcia_ioctl.c:597: warning: ignoring return value of '__copy_from_user', declared with attribute warn_unused_result

Noticed and first fix by Randy Dunlap.

Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>

parent 1d2c9042

drivers/pcmcia/pcmcia_ioctl.c

+6 −1

Original line number	Diff line number	Diff line
		@@ -594,7 +594,12 @@ static int ds_ioctl(struct inode * inode, struct file * file,

		err = ret = 0;

		if (cmd & IOC_IN) __copy_from_user((char *)buf, uarg, size);
		if (cmd & IOC_IN) {
		if (__copy_from_user((char *)buf, uarg, size)) {
		err = -EFAULT;
		goto free_out;
		}
		}

		switch (cmd) {
		case DS_ADJUST_RESOURCE_INFO: