ARM: decompressor: remove unused global variable output_data

Commit Message

Rasmus Villemoes March 8, 2021, 2:29 p.m. UTC

output_data seems to have been write-only since the flush_window()
callback was removed in commit e7db7b4270ed ("arm: add support for
LZO-compressed kernels").

Signed-off-by: Rasmus Villemoes <[e-mail]>
---
 arch/arm/boot/compressed/misc.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

Comments

Rasmus Villemoes March 18, 2021, 12:45 p.m. UTC | #1

On 08/03/2021 15.29, Rasmus Villemoes wrote:
> output_data seems to have been write-only since the flush_window()
> callback was removed in commit e7db7b4270ed ("arm: add support for
> LZO-compressed kernels").

Ping.

Patch

diff --git a/arch/arm/boot/compressed/misc.c b/arch/arm/boot/compressed/misc.c
index e1e9a5dde853..fdef4d413d24 100644
--- a/arch/arm/boot/compressed/misc.c
+++ b/arch/arm/boot/compressed/misc.c
@@ -103,8 +103,6 @@  static void putstr(const char *ptr)
 extern char input_data[];
 extern char input_data_end[];
 
-unsigned char *output_data;
-
 unsigned long free_mem_ptr;
 unsigned long free_mem_end_ptr;
 
@@ -145,7 +143,6 @@  decompress_kernel(unsigned long output_start, unsigned long free_mem_ptr_p,
 {
 	int ret;
 
-	output_data		= (unsigned char *)output_start;
 	free_mem_ptr		= free_mem_ptr_p;
 	free_mem_end_ptr	= free_mem_ptr_end_p;
 	__machine_arch_type	= arch_id;
@@ -154,7 +151,7 @@  decompress_kernel(unsigned long output_start, unsigned long free_mem_ptr_p,
 
 	putstr("Uncompressing Linux...");
 	ret = do_decompress(input_data, input_data_end - input_data,
-			    output_data, error);
+			    (u8 *)output_start, error);
 	if (ret)
 		error("decompressor returned an error");
 	else