From fa9f5d0e0b45a06802f7cb3afed237be6066821e Mon Sep 17 00:00:00 2001 From: Arnd Bergmann Date: Mon, 22 Mar 2021 11:43:33 +0100 Subject: [PATCH] iwlegacy: avoid -Wempty-body warning There are a couple of warnings in this driver when building with W=1: drivers/net/wireless/intel/iwlegacy/common.c: In function 'il_power_set_mode': drivers/net/wireless/intel/iwlegacy/common.c:1195:60: error: suggest braces around empty body in an 'if' statement [-Werror=empty-body] 1195 | il->chain_noise_data.state); | ^ drivers/net/wireless/intel/iwlegacy/common.c: In function 'il_do_scan_abort': drivers/net/wireless/intel/iwlegacy/common.c:1343:57: error: suggest braces around empty body in an 'else' statement [-Werror=empty-body] Change the empty debug macros to no_printk(), which avoids the warnings and adds useful format string checks. Signed-off-by: Arnd Bergmann Acked-by: Stanislaw Gruszka Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20210322104343.948660-3-arnd@kernel.org --- drivers/net/wireless/intel/iwlegacy/3945-mac.c | 2 -- drivers/net/wireless/intel/iwlegacy/common.c | 2 -- drivers/net/wireless/intel/iwlegacy/common.h | 2 +- 3 files changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/net/wireless/intel/iwlegacy/3945-mac.c b/drivers/net/wireless/intel/iwlegacy/3945-mac.c index 4ca8212d4fa4..6ff2674f8466 100644 --- a/drivers/net/wireless/intel/iwlegacy/3945-mac.c +++ b/drivers/net/wireless/intel/iwlegacy/3945-mac.c @@ -751,9 +751,7 @@ il3945_hdl_alive(struct il_priv *il, struct il_rx_buf *rxb) static void il3945_hdl_add_sta(struct il_priv *il, struct il_rx_buf *rxb) { -#ifdef CONFIG_IWLEGACY_DEBUG struct il_rx_pkt *pkt = rxb_addr(rxb); -#endif D_RX("Received C_ADD_STA: 0x%02X\n", pkt->u.status); } diff --git a/drivers/net/wireless/intel/iwlegacy/common.c b/drivers/net/wireless/intel/iwlegacy/common.c index 0651a6a416d1..219fed91cac5 100644 --- a/drivers/net/wireless/intel/iwlegacy/common.c +++ b/drivers/net/wireless/intel/iwlegacy/common.c @@ -1430,10 +1430,8 @@ static void il_hdl_scan_complete(struct il_priv *il, struct il_rx_buf *rxb) { -#ifdef CONFIG_IWLEGACY_DEBUG struct il_rx_pkt *pkt = rxb_addr(rxb); struct il_scancomplete_notification *scan_notif = (void *)pkt->u.raw; -#endif D_SCAN("Scan complete: %d channels (TSF 0x%08X:%08X) - %d\n", scan_notif->scanned_channels, scan_notif->tsf_low, diff --git a/drivers/net/wireless/intel/iwlegacy/common.h b/drivers/net/wireless/intel/iwlegacy/common.h index ea1b1bb7ddcb..40877ef1fbf2 100644 --- a/drivers/net/wireless/intel/iwlegacy/common.h +++ b/drivers/net/wireless/intel/iwlegacy/common.h @@ -2937,7 +2937,7 @@ do { \ } while (0) #else -#define IL_DBG(level, fmt, args...) +#define IL_DBG(level, fmt, args...) no_printk(fmt, ##args) static inline void il_print_hex_dump(struct il_priv *il, int level, const void *p, u32 len) {