[PULL 05/27] hw/core/loader: fix error handling for load_image_targphys callers

Philippe Mathieu-Daudé posted 27 patches 1 week, 3 days ago
Maintainers: Yi Liu <yi.l.liu@intel.com>, Eric Auger <eric.auger@redhat.com>, Zhenzhong Duan <zhenzhong.duan@intel.com>, Richard Henderson <richard.henderson@linaro.org>, Alistair Francis <Alistair.Francis@wdc.com>, "Marc-André Lureau" <marcandre.lureau@redhat.com>, Paolo Bonzini <pbonzini@redhat.com>, Vijai Kumar K <vijai@behindbytes.com>, Palmer Dabbelt <palmer@dabbelt.com>, "Michael S. Tsirkin" <mst@redhat.com>, Laurent Vivier <lvivier@redhat.com>, Amit Shah <amit@kernel.org>, Jonathan Cameron <jonathan.cameron@huawei.com>, Fan Ni <fan.ni@samsung.com>, Helge Deller <deller@gmx.de>, "Maciej S. Szmigiero" <maciej.szmigiero@oracle.com>, Marcel Apfelbaum <marcel.apfelbaum@gmail.com>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, Gerd Hoffmann <kraxel@redhat.com>, Joe Komlodi <komlodi@google.com>, "Cédric Le Goater" <clg@kaod.org>, Jamin Lin <jamin_lin@aspeedtech.com>, Nabih Estefan <nabihestefan@google.com>, Corey Minyard <minyard@acm.org>, Thomas Huth <th.huth+qemu@posteo.eu>, "Edgar E. Iglesias" <edgar.iglesias@gmail.com>, Huacai Chen <chenhuacai@kernel.org>, Jiaxun Yang <jiaxun.yang@flygoat.com>, Peter Maydell <peter.maydell@linaro.org>, Steven Lee <steven_lee@aspeedtech.com>, Troy Lee <leetroy@gmail.com>, Andrew Jeffery <andrew@codeconstruct.com.au>, Joel Stanley <joel@jms.id.au>, Jason Wang <jasowang@redhat.com>, Akihiko Odaki <odaki@rsg.ci.i.u-tokyo.ac.jp>, Sriram Yagnaraman <sriram.yagnaraman@ericsson.com>, Jiri Pirko <jiri@resnulli.us>, Elena Ufimtseva <elena.ufimtseva@oracle.com>, Jagannathan Raman <jag.raman@oracle.com>, Weiwei Li <liwei1518@gmail.com>, Daniel Henrique Barboza <daniel.barboza@oss.qualcomm.com>, Liu Zhiwei <zhiwei_liu@linux.alibaba.com>, Chao Liu <chao.liu.zevorn@gmail.com>, Fam Zheng <fam@euphon.net>, Cornelia Huck <cohuck@redhat.com>, Eric Farman <farman@linux.ibm.com>, Matthew Rosato <mjrosato@linux.ibm.com>, Tony Krowiak <akrowiak@linux.ibm.com>, Halil Pasic <pasic@linux.ibm.com>, Jason Herne <jjherne@linux.ibm.com>, Alex Williamson <alex@shazbot.org>, Stefano Garzarella <sgarzare@redhat.com>, Magnus Kulke <magnuskulke@linux.microsoft.com>, Wei Liu <wei.liu@kernel.org>, "Dr. David Alan Gilbert" <dave@treblig.org>, Marcelo Tosatti <mtosatti@redhat.com>
[PULL 05/27] hw/core/loader: fix error handling for load_image_targphys callers
Posted by Philippe Mathieu-Daudé 1 week, 3 days ago
From: Trieu Huynh <vikingtc4@gmail.com>

Use QEMU's Error API to handle load_image_targphys() failures
consistently across callers.

- Use &error_fatal for callers that previously passed NULL, ensuring
the process exits early on failure instead of continuing in an invalid
state.
- No functional changes.

Resolves: https://gitlab.com/qemu-project/qemu/-/issues/413
Signed-off-by: Trieu Huynh <vikingtc4@gmail.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-ID: <20260318141415.8538-2-vikingtc4@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 hw/alpha/dp264.c     |  2 +-
 hw/hppa/machine.c    |  2 +-
 hw/m68k/next-cube.c  | 11 +++++++++--
 hw/m68k/q800.c       |  2 +-
 hw/m68k/virt.c       |  2 +-
 hw/microblaze/boot.c |  3 ++-
 6 files changed, 15 insertions(+), 7 deletions(-)

diff --git a/hw/alpha/dp264.c b/hw/alpha/dp264.c
index 98219f04569..2ab3c147471 100644
--- a/hw/alpha/dp264.c
+++ b/hw/alpha/dp264.c
@@ -190,7 +190,7 @@ static void clipper_init(MachineState *machine)
             /* Put the initrd image as high in memory as possible.  */
             initrd_base = (ram_size - initrd_size) & TARGET_PAGE_MASK;
             load_image_targphys(initrd_filename, initrd_base,
-                                ram_size - initrd_base, NULL);
+                                ram_size - initrd_base, &error_fatal);
 
             address_space_stq_le(&address_space_memory, param_offset + 0x100,
                                  initrd_base + 0xfffffc0000000000ULL,
diff --git a/hw/hppa/machine.c b/hw/hppa/machine.c
index 318ebfeee46..3663bac53bd 100644
--- a/hw/hppa/machine.c
+++ b/hw/hppa/machine.c
@@ -527,7 +527,7 @@ static void machine_HP_common_init_tail(MachineState *machine, PCIBus *pci_bus,
             }
 
             load_image_targphys(initrd_filename, initrd_base, initrd_size,
-                                NULL);
+                                &error_fatal);
             cpu[0]->env.initrd_base = initrd_base;
             cpu[0]->env.initrd_end  = initrd_base + initrd_size;
         }
diff --git a/hw/m68k/next-cube.c b/hw/m68k/next-cube.c
index 26177c7b867..4bfe5bcf569 100644
--- a/hw/m68k/next-cube.c
+++ b/hw/m68k/next-cube.c
@@ -1326,9 +1326,16 @@ static void next_cube_init(MachineState *machine)
     memory_region_init_alias(&m->rom2, NULL, "next.rom2", &m->rom, 0x0,
                              0x20000);
     memory_region_add_subregion(sysmem, 0x0, &m->rom2);
-    if (load_image_targphys(bios_name, 0x01000000, 0x20000, NULL) < 8) {
+    Error *local_err = NULL;
+    if (load_image_targphys(bios_name, 0x01000000, 0x20000, &local_err) < 8) {
         if (!qtest_enabled()) {
-            error_report("Failed to load firmware '%s'.", bios_name);
+            if (local_err) {
+                error_report_err(local_err);
+            } else {
+                error_report("Firmware image '%s' is too short.", bios_name);
+            }
+        } else {
+            error_free(local_err);
         }
     } else {
         uint8_t *ptr;
diff --git a/hw/m68k/q800.c b/hw/m68k/q800.c
index ded531394e6..c0d78eb7d71 100644
--- a/hw/m68k/q800.c
+++ b/hw/m68k/q800.c
@@ -633,7 +633,7 @@ static void q800_machine_init(MachineState *machine)
 
             initrd_base = (ram_size - initrd_size) & TARGET_PAGE_MASK;
             load_image_targphys(initrd_filename, initrd_base,
-                                ram_size - initrd_base, NULL);
+                                ram_size - initrd_base, &error_fatal);
             BOOTINFO2(param_ptr, BI_RAMDISK, initrd_base,
                       initrd_size);
         } else {
diff --git a/hw/m68k/virt.c b/hw/m68k/virt.c
index e67900c727d..ffe6e234155 100644
--- a/hw/m68k/virt.c
+++ b/hw/m68k/virt.c
@@ -292,7 +292,7 @@ static void virt_init(MachineState *machine)
 
             initrd_base = (ram_size - initrd_size) & TARGET_PAGE_MASK;
             load_image_targphys(initrd_filename, initrd_base,
-                                ram_size - initrd_base, NULL);
+                                ram_size - initrd_base, &error_fatal);
             BOOTINFO2(param_ptr, BI_RAMDISK, initrd_base,
                       initrd_size);
         } else {
diff --git a/hw/microblaze/boot.c b/hw/microblaze/boot.c
index a6f9ebab90c..4ad5ffd34bd 100644
--- a/hw/microblaze/boot.c
+++ b/hw/microblaze/boot.c
@@ -38,6 +38,7 @@
 #include "hw/core/loader.h"
 #include "elf.h"
 #include "qemu/cutils.h"
+#include "qapi/error.h"
 
 #include "boot.h"
 
@@ -171,7 +172,7 @@ void microblaze_load_kernel(MicroBlazeCPU *cpu, bool is_little_endian,
         /* Not an ELF image nor an u-boot image, try a RAW image.  */
         if (kernel_size < 0) {
             kernel_size = load_image_targphys(kernel_filename, ddr_base,
-                                              ramsize, NULL);
+                                              ramsize, &error_fatal);
             boot_info.bootstrap_pc = ddr_base;
             high = (ddr_base + kernel_size + 3) & ~3;
         }
-- 
2.53.0