shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-06-04 02:02:28 +09:00
Code Issues Packages Projects Releases Wiki Activity

Hostap: copying wrong data prism2_ioctl_giwaplist()

Browse Source 
commit 909bd5926d upstream.

We want the data stored in "addr" and "qual", but the extra ampersands
mean we are copying stack data instead.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Dan Carpenter
2013-08-09 12:52:31 +03:00
committed by Greg Kroah-Hartman
parent 2650a684ca
commit 9e50b0dd45
1 changed files with 2 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/net/wireless/hostap/hostap_ioctl.c
View File

@@ -523,9 +523,9 @@ static int prism2_ioctl_giwaplist(struct net_device *dev,
data->length = prism2_ap_get_sta_qual(local, addr, qual, IW_MAX_AP, 1);
memcpy(extra, &addr, sizeof(struct sockaddr) * data->length);
memcpy(extra, addr, sizeof(struct sockaddr) * data->length);
data->flags = 1; /* has quality information */
memcpy(extra + sizeof(struct sockaddr) * data->length, &qual,
memcpy(extra + sizeof(struct sockaddr) * data->length, qual,
sizeof(struct iw_quality) * data->length);
kfree(addr);