qemu-kvm/SOURCES/kvm-fw_cfg-Improve-error-me...

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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
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
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