From: Tom Rini <trini@konsulko.com>
Date: Mon, 27 Feb 2023 22:08:38 +0000 (-0500)
Subject: proftool: Remove unused variables in make_flame_tree
X-Git-Tag: baikal/mips/sdk6.2~4^2~3^2~175^2~25^2~4
X-Git-Url: https://git.baikalelectronics.ru/sdk/?a=commitdiff_plain;h=8d329f3954e9d28da9043cf2017ac00c2677bce5;p=uboot.git

proftool: Remove unused variables in make_flame_tree

With clang-15 we now get reported that in the make_flame_tree function,
neither the missing_count nor depth variables are used, only
incremenete/decremented. Remove these.

Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
---

diff --git a/tools/proftool.c b/tools/proftool.c
index 089360428c..101bcb6333 100644
--- a/tools/proftool.c
+++ b/tools/proftool.c
@@ -1713,18 +1713,11 @@ static int make_flame_tree(enum out_format_t out_format,
 	struct flame_state state;
 	struct flame_node *tree;
 	struct trace_call *call;
-	int missing_count = 0;
-	int i, depth;
+	int i;
 
 	/* maintain a stack of start times, etc. for 'calling' functions */
 	state.stack_ptr = 0;
 
-	/*
-	 * The first thing in the trace may not be the top-level function, so
-	 * set the initial depth so that no function goes below depth 0
-	 */
-	depth = -calc_min_depth();
-
 	tree = create_node("tree");
 	if (!tree)
 		return -1;
@@ -1736,16 +1729,10 @@ static int make_flame_tree(enum out_format_t out_format,
 		ulong timestamp = call->flags & FUNCF_TIMESTAMP_MASK;
 		struct func_info *func;
 
-		if (entry)
-			depth++;
-		else
-			depth--;
-
 		func = find_func_by_offset(call->func);
 		if (!func) {
 			warn("Cannot find function at %lx\n",
 			     text_offset + call->func);
-			missing_count++;
 			continue;
 		}