Saurav Girepunje [off-list ref] wrote:

Remove "len" variable which is not used in ath9k_dump_legacy_btcoex.

Signed-off-by: Saurav Girepunje <redacted>

Fails to build, always compile test your patches.

In file included from drivers/net/wireless/ath/ath9k/gpio.c:17:
drivers/net/wireless/ath/ath9k/gpio.c: In function 'ath9k_dump_legacy_btcoex':
drivers/net/wireless/ath/ath9k/ath9k.h:763:3: error: 'len' undeclared (first use in this function); did you mean '_end'?
   len += scnprintf(buf + len, size - len,  \
   ^~~
drivers/net/wireless/ath/ath9k/gpio.c:502:2: note: in expansion of macro 'ATH_DUMP_BTCOEX'
  ATH_DUMP_BTCOEX("Stomp Type", btcoex->bt_stomp_type);
  ^~~~~~~~~~~~~~~
drivers/net/wireless/ath/ath9k/ath9k.h:763:3: note: each undeclared identifier is reported only once for each function it appears in
   len += scnprintf(buf + len, size - len,  \
   ^~~
drivers/net/wireless/ath/ath9k/gpio.c:502:2: note: in expansion of macro 'ATH_DUMP_BTCOEX'
  ATH_DUMP_BTCOEX("Stomp Type", btcoex->bt_stomp_type);
  ^~~~~~~~~~~~~~~
make[5]: *** [drivers/net/wireless/ath/ath9k/gpio.o] Error 1
make[4]: *** [drivers/net/wireless/ath/ath9k] Error 2
make[3]: *** [drivers/net/wireless/ath] Error 2
make[2]: *** [drivers/net/wireless] Error 2
make[1]: *** [drivers/net] Error 2
make[1]: *** Waiting for unfinished jobs....
make: *** [drivers] Error 2

Patch set to Rejected.

-- 
https://patchwork.kernel.org/patch/11216495/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches