From f11136998ed22e121b0a9df26f83e252bd5918fa Mon Sep 17 00:00:00 2001
From: Markus Armbruster <armbru@redhat.com>
Date: Mon, 7 Oct 2019 07:35:06 +0100
Subject: [PATCH 13/22] fw_cfg: Improve error message when can't load splash
 file
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RH-Author: Markus Armbruster <armbru@redhat.com>
Message-id: <20191007073509.5887-2-armbru@redhat.com>
Patchwork-id: 90978
O-Subject: [RHEL-8.2.0 qemu-kvm PATCH v2 1/4] fw_cfg: Improve error message when can't load splash file
Bugzilla: 1607367
RH-Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
RH-Acked-by: Philippe Mathieu-Daudé <philmd@redhat.com>
RH-Acked-by: Laszlo Ersek <lersek@redhat.com>

From: Li Qiang <liq3ea@gmail.com>

read_splashfile() reports "failed to read splash file" without
further details. Get the details from g_file_get_contents(), and
include them in the error message. Also remove unnecessary 'res'
variable.

Signed-off-by: Li Qiang <liq3ea@gmail.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <1541052148-28752-1-git-send-email-liq3ea@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
(cherry picked from commit bed66336771ecdcb788d394bdd081a78b843e509)
Signed-off-by: Danilo C. L. de Paula <ddepaula@redhat.com>
---
 hw/nvram/fw_cfg.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/hw/nvram/fw_cfg.c b/hw/nvram/fw_cfg.c
index 2a0739d..d35ac7b 100644
--- a/hw/nvram/fw_cfg.c
+++ b/hw/nvram/fw_cfg.c
@@ -68,15 +68,14 @@ static char *read_splashfile(char *filename, gsize *file_sizep,
                              int *file_typep)
 {
     GError *err = NULL;
-    gboolean res;
     gchar *content;
     int file_type;
     unsigned int filehead;
     int bmp_bpp;
 
-    res = g_file_get_contents(filename, &content, file_sizep, &err);
-    if (res == FALSE) {
-        error_report("failed to read splash file '%s'", filename);
+    if (!g_file_get_contents(filename, &content, file_sizep, &err)) {
+        error_report("failed to read splash file '%s': %s",
+                     filename, err->message);
         g_error_free(err);
         return NULL;
     }
-- 
1.8.3.1