From: Heinrich Schuchardt <xypron.glpk@gmx.de>
Date: Sat, 15 Feb 2020 20:22:00 +0000 (+0100)
Subject: x86: remove dead code in intel_clk_get_rate()
X-Git-Tag: v2020.04-rc4~22^2~6
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=38a2a48cd9e4697cb8942e56212610d4248ea34c;p=oweals%2Fu-boot.git

x86: remove dead code in intel_clk_get_rate()

If all branches of a switch statement have a return instruction, all
subsequent lines are unreachable.

Identified with cppcheck.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Lukasz Majewski <lukma@denx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
---

diff --git a/drivers/clk/intel/clk_intel.c b/drivers/clk/intel/clk_intel.c
index d2e15491a3..b633934d90 100644
--- a/drivers/clk/intel/clk_intel.c
+++ b/drivers/clk/intel/clk_intel.c
@@ -11,8 +11,6 @@
 
 static ulong intel_clk_get_rate(struct clk *clk)
 {
-	ulong rate;
-
 	switch (clk->id) {
 	case CLK_I2C:
 		/* Hard-coded to 133MHz on current platforms */
@@ -20,8 +18,6 @@ static ulong intel_clk_get_rate(struct clk *clk)
 	default:
 		return -ENODEV;
 	}
-
-	return rate;
 }
 
 static struct clk_ops intel_clk_ops = {