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[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>
This commit is contained in:
Dominik Brodowski 2006-11-19 11:21:27 -05:00
parent 1d2c90425d
commit 9374074f9b
1 changed files with 6 additions and 1 deletions
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7
drivers/pcmcia/pcmcia_ioctl.c
View File

@ -594,7 +594,12 @@ static int ds_ioctl(struct inode * inode, struct file * file,
err = ret = 0; 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) { switch (cmd) {
case DS_ADJUST_RESOURCE_INFO: case DS_ADJUST_RESOURCE_INFO: