* [PATCH] ARC: [arcompact] brown paper bag bug in unaligned access delay slot fixup
@ 2017-02-07 17:44 ` Vineet Gupta
0 siblings, 0 replies; 2+ messages in thread
From: Vineet Gupta @ 2017-02-07 17:44 UTC (permalink / raw)
To: Linus Torvalds
Cc: Jo-Philipp Wich, Vineet Gupta, linux-kernel, linux-snps-arc, stable
Reported-by: Jo-Philipp Wich <jo@mein.io>
Fixes: 9aed02feae57bf7 ("ARC: [arcompact] handle unaligned access delay slot")
Cc: linux-kernel@vger.kernel.org
Cc: linux-snps-arc@lists.infradead.org
Cc: stable@vger.kernel.org
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
---
arch/arc/kernel/unaligned.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arc/kernel/unaligned.c b/arch/arc/kernel/unaligned.c
index 91ebe382147f..5f69c3bd59bb 100644
--- a/arch/arc/kernel/unaligned.c
+++ b/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;
--
2.7.4
^ permalink raw reply related [flat|nested] 2+ messages in thread
* [PATCH] ARC: [arcompact] brown paper bag bug in unaligned access delay slot fixup
@ 2017-02-07 17:44 ` Vineet Gupta
0 siblings, 0 replies; 2+ messages in thread
From: Vineet Gupta @ 2017-02-07 17:44 UTC (permalink / raw)
To: linux-snps-arc
Reported-by: Jo-Philipp Wich <jo at mein.io>
Fixes: 9aed02feae57bf7 ("ARC: [arcompact] handle unaligned access delay slot")
Cc: linux-kernel at vger.kernel.org
Cc: linux-snps-arc at lists.infradead.org
Cc: stable at vger.kernel.org
Signed-off-by: Vineet Gupta <vgupta at synopsys.com>
---
arch/arc/kernel/unaligned.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arc/kernel/unaligned.c b/arch/arc/kernel/unaligned.c
index 91ebe382147f..5f69c3bd59bb 100644
--- a/arch/arc/kernel/unaligned.c
+++ b/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;
--
2.7.4
^ permalink raw reply related [flat|nested] 2+ messages in thread
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2017-02-07 17:44 [PATCH] ARC: [arcompact] brown paper bag bug in unaligned access delay slot fixup Vineet Gupta
2017-02-07 17:44 ` Vineet Gupta
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