From bf173ca92da97863e1579a982d500da98f2e7a3f Mon Sep 17 00:00:00 2001 From: "Steven Rostedt (VMware)" Date: Fri, 12 Oct 2018 12:50:22 -0400 Subject: [PATCH] tracing: probeevent: Fix uninitialized used of offset in parse args Dan's smatch utility found an uninitialized use of offset in a path in parse_probe_args(). Unless an offset is specifically specified for commands that allow them, it should default to zero. Link: http://lkml.kernel.org/r/20181012134246.5doqaobxunlqqs53@mwanda Fixes: 533059281ee5 ("tracing: probeevent: Introduce new argument fetching code") Reported-by: Dan Carpenter (smatch) Signed-off-by: Steven Rostedt (VMware) --- kernel/trace/trace_probe.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/trace/trace_probe.c b/kernel/trace/trace_probe.c index 5b3d573b3dcf..3ef15a6683c0 100644 --- a/kernel/trace/trace_probe.c +++ b/kernel/trace/trace_probe.c @@ -209,7 +209,7 @@ parse_probe_arg(char *arg, const struct fetch_type *type, { struct fetch_insn *code = *pcode; unsigned long param; - long offset; + long offset = 0; char *tmp; int ret = 0;