From 0e8b51c6ab9a204696888bcd20745ffdd6c58429 Mon Sep 17 00:00:00 2001
From: Christian Hergert <chergert@redhat.com>
Date: Sat, 27 Jan 2018 01:09:56 -0800
Subject: [PATCH] kernel: only try to load kernel symbol map once

If we fail, log a message to the console and bail. This seems to happen
with recent kernel changes.
---
 lib/symbols/sp-kernel-symbol.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/lib/symbols/sp-kernel-symbol.c b/lib/symbols/sp-kernel-symbol.c
index 0c893467..894efa09 100644
--- a/lib/symbols/sp-kernel-symbol.c
+++ b/lib/symbols/sp-kernel-symbol.c
@@ -186,8 +186,17 @@ sp_kernel_symbol_from_address (SpCaptureAddress address)
 
   if (G_UNLIKELY (kernel_symbols == NULL))
     {
-      if (!sp_kernel_symbol_load ())
+      static gboolean failed;
+
+      if (failed)
         return NULL;
+
+      if (!sp_kernel_symbol_load ())
+        {
+          g_warning ("Failed to load kernel symbol map, kernel symbols will not be available!");
+          failed = TRUE;
+          return NULL;
+        }
     }
 
   g_assert (kernel_symbols != NULL);