um: Add missing apply_returns()
authorPeter Zijlstra <peterz@infradead.org>
Thu, 14 Jul 2022 10:20:19 +0000 (12:20 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 23 Jul 2022 10:54:14 +0000 (12:54 +0200)
commit06741ef8e7cced9729e8061778bc97df58cd4649
treee1a9f2e3b2819bd5c3495606821cd7adf92e8cdf
parent320fc994f0c88d81dc684e346a7e115fa8364137
um: Add missing apply_returns()

commit 564d998106397394b6aad260f219b882b3347e62 upstream.

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

Fixes: 15e67227c49a ("x86: Undo return-thunk damage")
Reported-by: Randy Dunlap <rdunlap@infradead.org)
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lore.kernel.org/r/Ys%2Ft45l%2FgarIrD0u@worktop.programming.kicks-ass.net
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
arch/um/kernel/um_arch.c