Messages in this thread Patch in this message | | | Date | Wed, 05 Feb 2014 16:46:56 +0100 | From | Maurizio Lombardi <> | Subject | [PATCH RESEND] wlags49_h2: Fix overflow in wireless_set_essid() |
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This patch prevents the wireless_set_essid() function from overwriting the last byte of the NetworkName buffer which must be NULL.
Signed-off-by: Maurizio Lombardi <mlombard@redhat.com> --- drivers/staging/wlags49_h2/wl_wext.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/staging/wlags49_h2/wl_wext.c b/drivers/staging/wlags49_h2/wl_wext.c index 4a1ddaf..187fc06 100644 --- a/drivers/staging/wlags49_h2/wl_wext.c +++ b/drivers/staging/wlags49_h2/wl_wext.c @@ -1061,7 +1061,7 @@ static int wireless_set_essid(struct net_device *dev, struct iw_request_info *in goto out; }
- if (data->flags != 0 && data->length > HCF_MAX_NAME_LEN + 1) { + if (data->flags != 0 && data->length > HCF_MAX_NAME_LEN) { ret = -EINVAL; goto out; } -- Maurizio Lombardi
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