x86, alternative: bump MAX_PATCH_LEN

[PATCH] x86, alternative: bump MAX_PATCH_LEN

Alexey Dobriyan posted 1 patch 4 years, 4 months ago

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arch/x86/kernel/alternative.c |    2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

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[PATCH] x86, alternative: bump MAX_PATCH_LEN

Posted by Alexey Dobriyan 4 years, 4 months ago

Replacement instructions are raw data, there is no need to reserve
space for the NUL terminator.

Signed-off-by: Alexey Dobriyan (CloudLinux) <adobriyan@gmail.com>
---

 arch/x86/kernel/alternative.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/arch/x86/kernel/alternative.c
+++ b/arch/x86/kernel/alternative.c
@@ -35,7 +35,7 @@ int __read_mostly alternatives_patched;
 
 EXPORT_SYMBOL_GPL(alternatives_patched);
 
-#define MAX_PATCH_LEN (255-1)
+#define MAX_PATCH_LEN 255
 
 static int __initdata_or_module debug_alternative;