Patch "x86/LDT: Avoid warning in 32-bit builds with older gcc" has been added to the 4.15-stable tree

This is a note to let you know that I've just added the patch titled

x86/LDT: Avoid warning in 32-bit builds with older gcc

to the 4.15-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:

     x86-ldt-avoid-warning-in-32-bit-builds-with-older-gcc.patch

and it can be found in the queue-4.15 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.

From: Jan Beulich <[email protected]>
Date: Mon, 19 Feb 2018 07:52:10 -0700
Subject: x86/LDT: Avoid warning in 32-bit builds with older gcc

From: Jan Beulich <[email protected]>

commit f2f18b16c779978ece4a04f304a92ff9ac8fbce5 upstream.

BUG() doesn't always imply "no return", and hence should be followed by a return statement even if that's obviously (to a human) unreachable.

---
 arch/x86/include/asm/mmu_context.h |    1 +
 1 file changed, 1 insertion(+)

@@ -74,6 +74,7 @@ static inline void *ldt_slot_va(int slot
 	return (void *)(LDT_BASE_ADDR + LDT_SLOT_STRIDE * slot);
 #else
 	BUG();
+	return (void *)fix_to_virt(FIX_HOLE);
 #endif
 }
 

Patches currently in stable-queue which might be from [email protected] are

queue-4.15/x86-ldt-avoid-warning-in-32-bit-builds-with-older-gcc.patch queue-4.15/x86-asm-improve-how-gen_-_suffixed_rmwcc-specify-clobbers.patch queue-4.15/x86-64-realmode-add-instruction-suffix.patch queue-4.15/x86-io-apic-avoid-warning-in-32-bit-builds.patch