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* FAILED: patch "[PATCH] MIPS: microMIPS: Fix incorrect mask in insn_table_MM" failed to apply to 4.4-stable tree
@ 2017-11-05 15:17 gregkh
  0 siblings, 0 replies; only message in thread
From: gregkh @ 2017-11-05 15:17 UTC (permalink / raw)
  To: garsilva, jhogan, julia.lawall, stable; +Cc: stable


The patch below does not apply to the 4.4-stable tree.
If someone wants it applied there, or to any other stable or longterm
tree, then please email the backport, including the original git commit
id to <stable@vger.kernel.org>.

thanks,

greg k-h

------------------ original commit in Linus's tree ------------------

>From 77238e76b9156d28d86c1e31c00ed2960df0e4de Mon Sep 17 00:00:00 2001
From: "Gustavo A. R. Silva" <garsilva@embeddedor.com>
Date: Tue, 31 Oct 2017 00:35:03 -0500
Subject: [PATCH] MIPS: microMIPS: Fix incorrect mask in insn_table_MM

It seems that this is a typo error and the proper bit masking is
"RT | RS" instead of "RS | RS".

This issue was detected with the help of Coccinelle.

Fixes: d6b3314b49e1 ("MIPS: uasm: Add lh uam instruction")
Reported-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
Reviewed-by: James Hogan <jhogan@kernel.org>
Cc: <stable@vger.kernel.org> # 3.16+
Patchwork: https://patchwork.linux-mips.org/patch/17551/
Signed-off-by: James Hogan <jhogan@kernel.org>

diff --git a/arch/mips/mm/uasm-micromips.c b/arch/mips/mm/uasm-micromips.c
index c28ff53c8da0..cdb5a191b9d5 100644
--- a/arch/mips/mm/uasm-micromips.c
+++ b/arch/mips/mm/uasm-micromips.c
@@ -80,7 +80,7 @@ static const struct insn const insn_table_MM[insn_invalid] = {
 	[insn_jr]	= {M(mm_pool32a_op, 0, 0, 0, mm_jalr_op, mm_pool32axf_op), RS},
 	[insn_lb]	= {M(mm_lb32_op, 0, 0, 0, 0, 0), RT | RS | SIMM},
 	[insn_ld]	= {0, 0},
-	[insn_lh]	= {M(mm_lh32_op, 0, 0, 0, 0, 0), RS | RS | SIMM},
+	[insn_lh]	= {M(mm_lh32_op, 0, 0, 0, 0, 0), RT | RS | SIMM},
 	[insn_ll]	= {M(mm_pool32c_op, 0, 0, (mm_ll_func << 1), 0, 0), RS | RT | SIMM},
 	[insn_lld]	= {0, 0},
 	[insn_lui]	= {M(mm_pool32i_op, mm_lui_op, 0, 0, 0, 0), RS | SIMM},

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