hw/loongarch/boot: Remove unnecessary cast to target_ulong

Reduce initrd_size scope. It is already of signed type (ssize_t),
no need to cast to unsigned for the comparison.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20251009201947.34643-2-philmd@linaro.org>

diff --git a/hw/loongarch/boot.c b/hw/loongarch/boot.c
index a516415822d9f8b908636ffba2942f9ee3987904..3dd48cb8aab012717d3aa0e8cf080c77c98a55ab 100644 (file)
--- a/hw/loongarch/boot.c
+++ b/hw/loongarch/boot.c
@@ -306,7 +306,7 @@ static ram_addr_t alloc_initrd_memory(struct loongarch_boot_info *info,
 static int64_t load_kernel_info(struct loongarch_boot_info *info)
 {
     uint64_t kernel_entry, kernel_low, kernel_high, initrd_offset = 0;
-    ssize_t kernel_size, initrd_size;
+    ssize_t kernel_size;
 
     kernel_size = load_elf(info->kernel_filename, NULL,
                            cpu_loongarch_virt_to_phys, NULL,
@@ -328,7 +328,8 @@ static int64_t load_kernel_info(struct loongarch_boot_info *info)
     }
 
     if (info->initrd_filename) {
-        initrd_size = get_image_size(info->initrd_filename);
+        ssize_t initrd_size = get_image_size(info->initrd_filename);
+
         if (initrd_size > 0) {
             initrd_offset = ROUND_UP(kernel_high + 4 * kernel_size, 64 * KiB);
             initrd_offset = alloc_initrd_memory(info, initrd_offset,
@@ -337,7 +338,7 @@ static int64_t load_kernel_info(struct loongarch_boot_info *info)
                                               initrd_offset, initrd_size);
         }
 
-        if (initrd_size == (target_ulong)-1) {
+        if (initrd_size == -1) {
             error_report("could not load initial ram disk '%s'",
                          info->initrd_filename);
             exit(1);