[Xen-devel] [PATCH] remove dead code from arm/decode.c

[Stefano Stabellini <sstabellini@xxxxxxxxxx>]

The rt variable can only be 0 or 7, no need to check if it's 15.

Coverity-ID: 1381835

Signed-off-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>

diff --git a/xen/arch/arm/decode.c b/xen/arch/arm/decode.c
index c6f49a5..decd9dd 100644
--- a/xen/arch/arm/decode.c
+++ b/xen/arch/arm/decode.c
@@ -58,11 +58,6 @@ static int decode_thumb2(register_t pc, struct hsr_dabt 
*dabt, uint16_t hw1)
             /* Undefined opcodes */
             goto bad_thumb2;
 
-        /* Store/Load single data item */
-        if ( rt == 15 )
-            /* XXX: Rt == 15 is only invalid for store instruction */
-            goto bad_thumb2;
-
         if ( !load && sign )
             /* Store instruction doesn't support sign extension */
             goto bad_thumb2;

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxx
https://lists.xen.org/xen-devel