From 11ca2e0d2c2a0e0077e7f3c61b8cc6d1c987518f Mon Sep 17 00:00:00 2001
From: Jim Harris <james.r.harris@intel.com>
Date: Tue, 30 Apr 2019 13:45:05 -0700
Subject: [PATCH] trace: print error message if event name is too long

Signed-off-by: Jim Harris <james.r.harris@intel.com>
Change-Id: I8ecf371700c8c0ca5bae03e393b0c32bca258170

Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/452735
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-by: Paul Luse <paul.e.luse@intel.com>
---
 lib/trace/trace_flags.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/trace/trace_flags.c b/lib/trace/trace_flags.c
index c016323042..511f73ecdf 100644
--- a/lib/trace/trace_flags.c
+++ b/lib/trace/trace_flags.c
@@ -246,6 +246,10 @@ spdk_trace_register_description(const char *name, uint16_t tpoint_id, uint8_t ow
 	assert(tpoint_id != 0);
 	assert(tpoint_id < SPDK_TRACE_MAX_TPOINT_ID);
 
+	if (strnlen(name, sizeof(tpoint->name)) == sizeof(tpoint->name)) {
+		SPDK_ERRLOG("name (%s) too long\n", name);
+	}
+
 	tpoint = &g_trace_flags->tpoint[tpoint_id];
 	assert(tpoint->tpoint_id == 0);