treewide: Remove clk_free

This function is a no-op. Remove it.

Signed-off-by: Sean Anderson <seanga2@gmail.com>
Link: https://lore.kernel.org/r/20231216193843.2463779-3-seanga2@gmail.com
diff --git a/drivers/rtc/stm32_rtc.c b/drivers/rtc/stm32_rtc.c
index 1753283..ec7584c 100644
--- a/drivers/rtc/stm32_rtc.c
+++ b/drivers/rtc/stm32_rtc.c
@@ -223,10 +223,8 @@
 		return ret;
 
 	ret = clk_enable(&clk);
-	if (ret) {
-		clk_free(&clk);
+	if (ret)
 		return ret;
-	}
 
 	rate = clk_get_rate(&clk);
 
@@ -275,10 +273,8 @@
 unlock:
 	stm32_rtc_lock(dev);
 
-	if (ret) {
+	if (ret)
 		clk_disable(&clk);
-		clk_free(&clk);
-	}
 
 	return ret;
 }
@@ -298,17 +294,13 @@
 		return ret;
 
 	ret = clk_enable(&clk);
-	if (ret) {
-		clk_free(&clk);
+	if (ret)
 		return ret;
-	}
 
 	ret = stm32_rtc_init(dev);
 
-	if (ret) {
+	if (ret)
 		clk_disable(&clk);
-		clk_free(&clk);
-	}
 
 	return ret;
 }