kernel: broadcom-wl: add patch fixing compilation warning

Add patch fixing compilation warning related to if clause not guarding in
wl_iw.c
Fix compilation warning:
/__w/openwrt/openwrt/openwrt/build_dir/target-mipsel-openwrt-linux-musl_musl/linux-bcm47xx_legacy/broadcom-wl-5.10.56.27.3/driver/wl_iw.c: In function 'wl_iw_set_freq':
/__w/openwrt/openwrt/openwrt/build_dir/target-mipsel-openwrt-linux-musl_musl/linux-bcm47xx_legacy/broadcom-wl-5.10.56.27.3/driver/wl_iw.c:393:9: error: this 'if' clause does not guard... [-Werror=misleading-indentation]
  393 |         if (fwrq->m > 4000 && fwrq->m < 5000)
      |         ^~
/__w/openwrt/openwrt/openwrt/build_dir/target-mipsel-openwrt-linux-musl_musl/linux-bcm47xx_legacy/broadcom-wl-5.10.56.27.3/driver/wl_iw.c:396:17: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
  396 |                 chan = wf_mhz2channel(fwrq->m, sf);
      |                 ^~~~
cc1: all warnings being treated as errors

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>

diff --git a/package/kernel/broadcom-wl/patches/101-wl_id-fix-compilation-warning-if-does-not-guard.patch b/package/kernel/broadcom-wl/patches/101-wl_id-fix-compilation-warning-if-does-not-guard.patch
new file mode 100644 (file)
index 0000000..e5c17cb
--- /dev/null
+++ b/package/kernel/broadcom-wl/patches/101-wl_id-fix-compilation-warning-if-does-not-guard.patch
@@ -0,0 +1,15 @@
+--- a/driver/wl_iw.c
++++ a/driver/wl_iw.c
+@@ -381,9 +381,9 @@ wl_iw_set_freq(
+                       while (fwrq->e++ < 6)
+                               fwrq->m /= 10;
+               }
+-      /* handle 4.9GHz frequencies as Japan 4 GHz based channelization */
+-      if (fwrq->m > 4000 && fwrq->m < 5000)
+-              sf = WF_CHAN_FACTOR_4_G; /* start factor for 4 GHz */
++              /* handle 4.9GHz frequencies as Japan 4 GHz based channelization */
++              if (fwrq->m > 4000 && fwrq->m < 5000)
++                      sf = WF_CHAN_FACTOR_4_G; /* start factor for 4 GHz */
+ 
+               chan = wf_mhz2channel(fwrq->m, sf);
+       }