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nl80211: Avoid wpa_printf %s call with NULL pointer in set_param()

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While most C libraries print "(null)" when NULL is used as an argument
to printf format string %s, this is not really necessary to print here,
so move the debug print to be after the NULL check.

Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
This commit is contained in:
Jouni Malinen 2016-02-18 11:59:58 +02:00 committed by Jouni Malinen
parent 953aab8665
commit 99a94f5588
1 changed files with 1 additions and 1 deletions
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2
src/drivers/driver_nl80211.c
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@ -6691,9 +6691,9 @@ static int nl80211_send_frame(void *priv, const u8 *data, size_t data_len,
static int nl80211_set_param(void *priv, const char *param) static int nl80211_set_param(void *priv, const char *param)
{ {
wpa_printf(MSG_DEBUG, "nl80211: driver param='%s'", param);
if (param == NULL) if (param == NULL)
return 0; return 0;
wpa_printf(MSG_DEBUG, "nl80211: driver param='%s'", param);
#ifdef CONFIG_P2P #ifdef CONFIG_P2P
if (os_strstr(param, "use_p2p_group_interface=1")) { if (os_strstr(param, "use_p2p_group_interface=1")) {