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drivers/gpu/drm/drm_ioc32.c: initialize all fields

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The c32 structure is allocated on the stack and its idx field is not
initialized before copying it to user level.  This patch takes the value
from the result of the ioctl, as done for the other fields.

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Julia Lawall 2012-01-30 12:05:55 +01:00 committed by Dave Airlie
parent 6c073a7ee2
commit 08bc3d4e67
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/drm_ioc32.c
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@ -315,7 +315,8 @@ static int compat_drm_getclient(struct file *file, unsigned int cmd,
if (err)
return err;
if (__get_user(c32.auth, &client->auth)
if (__get_user(c32.idx, &client->idx)
|| __get_user(c32.auth, &client->auth)
|| __get_user(c32.pid, &client->pid)
|| __get_user(c32.uid, &client->uid)
|| __get_user(c32.magic, &client->magic)