From 154827f8e53d8c492b3fb0cb757fbcadb5d516b5 Mon Sep 17 00:00:00 2001 From: Gautam Menghani Date: Sat, 21 May 2022 23:18:26 -0700 Subject: [PATCH] tracing: Initialize integer variable to prevent garbage return value Initialize the integer variable to 0 to fix the clang scan warning: Undefined or garbage value returned to caller [core.uninitialized.UndefReturn] return ret; Link: https://lkml.kernel.org/r/20220522061826.1751-1-gautammenghani201@gmail.com Cc: stable@vger.kernel.org Fixes: 8993665abcce ("tracing/boot: Support multiple handlers for per-event histogram") Acked-by: Masami Hiramatsu (Google) Signed-off-by: Gautam Menghani Signed-off-by: Steven Rostedt (Google) --- kernel/trace/trace_boot.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/trace/trace_boot.c b/kernel/trace/trace_boot.c index 0580287d7a0d..778200dd8ede 100644 --- a/kernel/trace/trace_boot.c +++ b/kernel/trace/trace_boot.c @@ -300,7 +300,7 @@ trace_boot_hist_add_handlers(struct xbc_node *hnode, char **bufp, { struct xbc_node *node; const char *p, *handler; - int ret; + int ret = 0; handler = xbc_node_get_data(hnode);