Use empty inline functions instead of empty #define. Fix for "unused variable"
as reported below:
tree: git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next.git master
head: 167bf96dd87d2a8360cb9e9783006876dac4f579
commit: 871d8c4bbb0f23c29a21b63b1801071766f69b51 [45/62] wil6210: fix usage of print_hex_dump_debug
config: i386-allyesconfig
reproduce:
git checkout 871d8c4bbb0f23c29a21b63b1801071766f69b51
make ARCH=i386 allyesconfig
make ARCH=i386
All warnings:
drivers/net/wireless/ath/wil6210/wmi.c: In function 'wmi_evt_rx_mgmt':
>> drivers/net/wireless/ath/wil6210/wmi.c:341:10: warning: unused variable 'ie_len' [-Wunused-variable]
size_t ie_len = d_len - offsetof(struct ieee80211_mgmt,
^
>> drivers/net/wireless/ath/wil6210/wmi.c:340:13: warning: unused variable 'ie_buf' [-Wunused-variable]
const u8 *ie_buf = rx_mgmt_frame->u.beacon.variable;
^
vim +/ie_len +341 drivers/net/wireless/ath/wil6210/wmi.c
2be7d22f Vladimir Kondratiev 2012-12-20 334
2be7d22f Vladimir Kondratiev 2012-12-20 335 if (ieee80211_is_beacon(fc) || ieee80211_is_probe_resp(fc)) {
2be7d22f Vladimir Kondratiev 2012-12-20 336 struct cfg80211_bss *bss;
8eea944a Vladimir Kondratiev 2014-06-16 337 u64 tsf = le64_to_cpu(rx_mgmt_frame->u.beacon.timestamp);
8eea944a Vladimir Kondratiev 2014-06-16 338 u16 cap = le16_to_cpu(rx_mgmt_frame->u.beacon.capab_info);
8eea944a Vladimir Kondratiev 2014-06-16 339 u16 bi = le16_to_cpu(rx_mgmt_frame->u.beacon.beacon_int);
8eea944a Vladimir Kondratiev 2014-06-16 340 const u8 *ie_buf = rx_mgmt_frame->u.beacon.variable;
8eea944a Vladimir Kondratiev 2014-06-16 341 size_t ie_len = d_len - offsetof(struct ieee80211_mgmt,
8eea944a Vladimir Kondratiev 2014-06-16 342 u.beacon.variable);
8eea944a Vladimir Kondratiev 2014-06-16 343 wil_dbg_wmi(wil, "Capability info : 0x%04x\n", cap);
8eea944a Vladimir Kondratiev 2014-06-16 344 wil_dbg_wmi(wil, "TSF : 0x%016llx\n", tsf);
:::::: The code at line 341 was first introduced by commit
:::::: 8eea944af0efcdba09dac1ad220c9bfa68293279 wil6210: print more info about BSS found
Signed-off-by: Vladimir Kondratiev <qca_vkondrat@xxxxxxxxxxxxxxxx>
---
drivers/net/wireless/ath/wil6210/wil6210.h | 19 +++++++++++++------
1 file changed, 13 insertions(+), 6 deletions(-)
diff --git a/drivers/net/wireless/ath/wil6210/wil6210.h b/drivers/net/wireless/ath/wil6210/wil6210.h
index 0ff0dd9..133eeb8 100644
--- a/drivers/net/wireless/ath/wil6210/wil6210.h
+++ b/drivers/net/wireless/ath/wil6210/wil6210.h
@@ -476,12 +476,19 @@ int wil_info(struct wil6210_priv *wil, const char *fmt, ...);
print_hex_dump_debug("DBG[ WMI]" prefix_str,\
prefix_type, rowsize, \
groupsize, buf, len, ascii)
-#else
-#define wil_hex_dump_txrx(prefix_str, prefix_type, rowsize, \
- groupsize, buf, len, ascii)
-#define wil_hex_dump_wmi(prefix_str, prefix_type, rowsize, \
- groupsize, buf, len, ascii)
-#endif
+#else /* defined(CONFIG_DYNAMIC_DEBUG) */
+static inline
+void wil_hex_dump_txrx(const char *prefix_str, int prefix_type, int rowsize,
+ int groupsize, const void *buf, size_t len, bool ascii)
+{
+}
+
+static inline
+void wil_hex_dump_wmi(const char *prefix_str, int prefix_type, int rowsize,
+ int groupsize, const void *buf, size_t len, bool ascii)
+{
+}
+#endif /* defined(CONFIG_DYNAMIC_DEBUG) */
void wil_memcpy_fromio_32(void *dst, const volatile void __iomem *src,
size_t count);
--
1.9.1
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