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| author |  Dmitry Antipov <dmantipov@yandex.ru>
| 2024-01-10 08:42:06 +0300 |
|---|---|---|
| committer |  Johannes Berg <johannes.berg@intel.com>
| 2024-01-26 09:28:26 +0100 |
| commit | 7f78840cf4d4ac9ab36ddf574a025a45835375d0 (patch) | |
| tree | 8b6ce2358f830b1a0068f79334d0079b41affc66 /net/wireless/mlme.c | |
| parent | tsnep: Add link down PHY loopback support (diff) | |
| download | linux-7f78840cf4d4ac9ab36ddf574a025a45835375d0.tar.gz linux-7f78840cf4d4ac9ab36ddf574a025a45835375d0.tar.bz2 linux-7f78840cf4d4ac9ab36ddf574a025a45835375d0.zip | |
wifi: wireless: avoid strlen() in cfg80211_michael_mic_failure()
In 'cfg80211_michael_mic_failure()', avoid extra call to 'strlen()'
by using the value returned by 'sprintf()'. Compile tested only.
Signed-off-by: Dmitry Antipov <dmantipov@yandex.ru>
Link: https://msgid.link/20240110054246.371651-1-dmantipov@yandex.ru
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/wireless/mlme.c')
| -rw-r--r-- | net/wireless/mlme.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c index f635a8b6ca2e..43ba7891e2a3 100644 --- a/net/wireless/mlme.c +++ b/net/wireless/mlme.c @@ -241,12 +241,12 @@ void cfg80211_michael_mic_failure(struct net_device *dev, const u8 *addr, char *buf = kmalloc(128, gfp); if (buf) { - sprintf(buf, "MLME-MICHAELMICFAILURE.indication(" - "keyid=%d %scast addr=%pM)", key_id, - key_type == NL80211_KEYTYPE_GROUP ? "broad" : "uni", - addr); memset(&wrqu, 0, sizeof(wrqu)); - wrqu.data.length = strlen(buf); + wrqu.data.length = + sprintf(buf, "MLME-MICHAELMICFAILURE." + "indication(keyid=%d %scast addr=%pM)", + key_id, key_type == NL80211_KEYTYPE_GROUP + ? "broad" : "uni", addr); wireless_send_event(dev, IWEVCUSTOM, &wrqu, buf); kfree(buf); } |