../drivers/net/dsa/yt921x.c:2354:3: warning: variable 'ctrl' is used uninitialized whenever switch default is taken [-Wsometimes-uninitialized]
 2354 |                 default:
      |                 ^~~~~~~
../drivers/net/dsa/yt921x.c:2359:17: note: uninitialized use occurs here
 2359 |                                              mask, ctrl);
      |                                                    ^~~~
../drivers/net/dsa/yt921x.c:2312:10: note: initialize the variable 'ctrl' to silence this warning
 2312 |         u32 ctrl;
      |                 ^
      |                  = 0
1 warning generated.
../drivers/net/dsa/yt921x.c:2354:3: warning: variable 'ctrl' is used uninitialized whenever switch default is taken [-Wsometimes-uninitialized]
 2354 |                 default:
      |                 ^~~~~~~
../drivers/net/dsa/yt921x.c:2359:17: note: uninitialized use occurs here
 2359 |                                              mask, ctrl);
      |                                                    ^~~~
../drivers/net/dsa/yt921x.c:2312:10: note: initialize the variable 'ctrl' to silence this warning
 2312 |         u32 ctrl;
      |                 ^
      |                  = 0
1 warning generated.
New errors added
--- /tmp/tmp.JwOqc0VKXx	2025-09-12 22:53:18.076100478 -0700
+++ /tmp/tmp.zfPGwRaTli	2025-09-12 22:57:07.169347320 -0700
@@ -0,0 +1,11 @@
+../drivers/net/dsa/yt921x.c:2354:3: warning: variable 'ctrl' is used uninitialized whenever switch default is taken [-Wsometimes-uninitialized]
+ 2354 |                 default:
+      |                 ^~~~~~~
+../drivers/net/dsa/yt921x.c:2359:17: note: uninitialized use occurs here
+ 2359 |                                              mask, ctrl);
+      |                                                    ^~~~
+../drivers/net/dsa/yt921x.c:2312:10: note: initialize the variable 'ctrl' to silence this warning
+ 2312 |         u32 ctrl;
+      |                 ^
+      |                  = 0
+1 warning generated.
Per-file breakdown
--- /tmp/tmp.FwJq6Am77h	2025-09-12 23:00:03.268563302 -0700
+++ /tmp/tmp.SKDtwOst3y	2025-09-12 23:00:03.271563276 -0700
@@ -0,0 +1 @@
+      2 ../drivers/net/dsa/yt921x.c