Commit 564d9981 authored by Peter Zijlstra's avatar Peter Zijlstra Committed by Borislav Petkov
Browse files

um: Add missing apply_returns() 



Implement apply_returns() stub for UM, just like all the other patching
routines.

Fixes: 15e67227 ("x86: Undo return-thunk damage")
Reported-by: default avatarRandy Dunlap <rdunlap@infradead.org)>
Signed-off-by: default avatarPeter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: default avatarBorislav Petkov <bp@suse.de>
Link: https://lore.kernel.org/r/Ys%2Ft45l%2FgarIrD0u@worktop.programming.kicks-ass.net
parent d16e0b26

arch/um/kernel/um_arch.c

+4 −0
Original line number Diff line number Diff line
@@ -432,6 +432,10 @@ void apply_retpolines(s32 *start, s32 *end) 
{

}



void apply_returns(s32 *start, s32 *end)

{

}



void apply_alternatives(struct alt_instr *start, struct alt_instr *end)

{

}