x86/microcode: Remove noisy AMD microcode warning

AMD processors will never support /dev/cpu/microcode updating so
just silently fail instead of printing out a warning for every
cpu.

Signed-off-by: Prarit Bhargava <[email protected]>
Cc: Borislav Petkov <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Ingo Molnar <[email protected]>

diff --git a/arch/x86/kernel/microcode_amd.c b/arch/x86/kernel/microcode_amd.c
index ac0417be9131a8d59cd834a61b629dd36ddec5b5..73465aab28f87c09b5313e81e79d54a31afff1f1 100644 (file)
--- a/arch/x86/kernel/microcode_amd.c
+++ b/arch/x86/kernel/microcode_amd.c
@@ -360,7 +360,6 @@ out:
 static enum ucode_state
 request_microcode_user(int cpu, const void __user *buf, size_t size)
 {
-       pr_info("AMD microcode update via /dev/cpu/microcode not supported\n");
        return UCODE_ERROR;
 }