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-rw-r--r--arch/x86/boot/compressed/misc.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/x86/boot/compressed/misc.c b/arch/x86/boot/compressed/misc.c
index dcc1c536cc21..a950864a64da 100644
--- a/arch/x86/boot/compressed/misc.c
+++ b/arch/x86/boot/compressed/misc.c
@@ -373,6 +373,8 @@ asmlinkage __visible void *decompress_kernel(void *rmode, memptr heap,
373 unsigned long output_len, 373 unsigned long output_len,
374 unsigned long run_size) 374 unsigned long run_size)
375{ 375{
376 unsigned char *output_orig = output;
377
376 real_mode = rmode; 378 real_mode = rmode;
377 379
378 sanitize_boot_params(real_mode); 380 sanitize_boot_params(real_mode);
@@ -421,7 +423,12 @@ asmlinkage __visible void *decompress_kernel(void *rmode, memptr heap,
421 debug_putstr("\nDecompressing Linux... "); 423 debug_putstr("\nDecompressing Linux... ");
422 decompress(input_data, input_len, NULL, NULL, output, NULL, error); 424 decompress(input_data, input_len, NULL, NULL, output, NULL, error);
423 parse_elf(output); 425 parse_elf(output);
424 handle_relocations(output, output_len); 426 /*
427 * 32-bit always performs relocations. 64-bit relocations are only
428 * needed if kASLR has chosen a different load address.
429 */
430 if (!IS_ENABLED(CONFIG_X86_64) || output != output_orig)
431 handle_relocations(output, output_len);
425 debug_putstr("done.\nBooting the kernel.\n"); 432 debug_putstr("done.\nBooting the kernel.\n");
426 return output; 433 return output;
427} 434}