Message ID | da78956b9dcb09ef78cc31debb58ad781b33dbe9.1702310368.git.maria.celeste.cesario@bugseng.com (mailing list archive) |
---|---|
State | New |
Headers | show |
Series | xen: address violations of MISRA C:2012 Rule 14.4 | expand |
On 13.12.2023 17:10, Simone Ballarin wrote: > From: Maria Celeste Cesario <maria.celeste.cesario@bugseng.com> > > The xen sources contain violations of MISRA C:2012 Rule 14.4 whose > headline states: > "The controlling expression of an if statement and the controlling > expression of an iteration-statement shall have essentially Boolean type". > > Add comparisons to avoid using enum constants as controlling expressions > to comply with Rule 14.4. > No functional change. > > Signed-off-by: Maria Celeste Cesario <maria.celeste.cesario@bugseng.com> > Signed-off-by: Simone Ballarin <simone.ballarin@bugseng.com> Somewhat hesitantly, as indicated before: Acked-by: Jan Beulich <jbeulich@suse.com> Jan
diff --git a/xen/arch/x86/x86_emulate/x86_emulate.c b/xen/arch/x86/x86_emulate/x86_emulate.c index cf780da501..00b7365ed3 100644 --- a/xen/arch/x86/x86_emulate/x86_emulate.c +++ b/xen/arch/x86/x86_emulate/x86_emulate.c @@ -1320,7 +1320,7 @@ x86_emulate( ea.bytes = 2; goto srcmem_common; case SrcMem: - if ( state->simd_size ) + if ( state->simd_size != simd_none ) break; ea.bytes = (d & ByteOp) ? 1 : op_bytes; srcmem_common: @@ -1460,7 +1460,7 @@ x86_emulate( /* Becomes a normal DstMem operation from here on. */ case DstMem: generate_exception_if(ea.type == OP_MEM && evex.z, X86_EXC_UD); - if ( state->simd_size ) + if ( state->simd_size != simd_none ) { generate_exception_if(lock_prefix, X86_EXC_UD); break; @@ -8176,7 +8176,7 @@ x86_emulate( goto done; } - if ( state->rmw ) + if ( state->rmw != rmw_NONE ) { ea.val = src.val; op_bytes = dst.bytes; @@ -8205,7 +8205,7 @@ x86_emulate( dst.type = OP_NONE; } - else if ( state->simd_size ) + else if ( state->simd_size != simd_none ) { generate_exception_if(!op_bytes, X86_EXC_UD); generate_exception_if((vex.opcx && (d & TwoOp) &&