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nl80211: Print driver name in debug output

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This can be helpful in debugging some driver specific issues.

Signed-off-by: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2024-01-14 17:32:22 +02:00
parent 197b440c49
commit 12cdeb5016
1 changed files with 20 additions and 0 deletions
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20
src/drivers/driver_nl80211.c
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@ -2288,6 +2288,26 @@ static void * wpa_driver_nl80211_drv_init(void *ctx, const char *ifname,
struct wpa_driver_nl80211_data *drv;
struct i802_bss *bss;
unsigned int i;
char path[128], buf[200], *pos;
ssize_t len;
int ret;
ret = os_snprintf(path, sizeof(path), "/sys/class/net/%s/device/driver",
ifname);
if (!os_snprintf_error(sizeof(path), ret)) {
len = readlink(path, buf, sizeof(buf));
if (len > 0 && (size_t) len < sizeof(buf)) {
buf[len] = '\0';
pos = strrchr(buf, '/');
if (pos)
pos++;
else
pos = buf;
wpa_printf(MSG_DEBUG,
"nl80211: Initialize interface %s (driver: %s)",
ifname, pos);
}
}
if (global_priv == NULL)
return NULL;