ARC: [arcompact] brown paper bag bug in unaligned access delay slot fixup

Reported-by: Jo-Philipp Wich <[email protected]>
Fixes: 9aed02f ("ARC: [arcompact] handle unaligned access delay slot")
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Signed-off-by: Vineet Gupta <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

Author: Vineet Gupta

arch/arc/kernel/unaligned.c

@@ -243,7 +243,7 @@ int misaligned_fixup(unsigned long address, struct pt_regs *regs,
 
 	/* clear any remanants of delay slot */
 	if (delay_mode(regs)) {
-		regs->ret = regs->bta ~1U;
+		regs->ret = regs->bta & ~1U;
 		regs->status32 &= ~STATUS_DE_MASK;
 	} else {
 		regs->ret += state.instr_len;