| From | Ben Hutchings <> | Date | Sun, 08 Sep 2013 03:52:01 +0100 | Subject | [064/121] Hostap: copying wrong data prism2_ioctl_giwaplist() |
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3.2.51-rc1 review patch. If anyone has any objections, please let me know.
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From: Dan Carpenter <dan.carpenter@oracle.com>
commit 909bd5926d474e275599094acad986af79671ac9 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: Ben Hutchings <ben@decadent.org.uk> --- drivers/net/wireless/hostap/hostap_ioctl.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/net/wireless/hostap/hostap_ioctl.c +++ b/drivers/net/wireless/hostap/hostap_ioctl.c @@ -522,9 +522,9 @@ static int prism2_ioctl_giwaplist(struct 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);
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