On 13/12/2023 04:51, Alison Schofield wrote:
> On Tue, Dec 12, 2023 at 03:42:27PM +0800, Li Zhijian wrote:
>> It doesn't work for '[ operand1 -ne operand2 ]' where either operand1 or
>> operand2 is not integer value.
>> It's tested that bash 4.1/4.2/5.0/5.1 are impacted.
> 
> So, when validating the endpoint decoder settings the region_size and
> region_base were not really being checked. With this syntax fix, the
> check works as intended.
> 
> Please include such an impact statement.


No problem, thanks



> 
> Alison
> 
>>
>> Per bash man page, use '[[ ]]' command to evaluate operands as arithmetic
>> expressions
>>
>> Fix errors:
>> line 111: [: 0x80000000: integer expression expected
>> line 112: [: 0x3ff110000000: integer expression expected
>> line 141: [: 0x80000000: integer expression expected
>> line 143: [: 0x3ff110000000: integer expression expected
>>
>> Signed-off-by: Li Zhijian <[email protected]>
>> ---
>> V2: use '[[ ]]' instead of conversion before comparing in V1
>> ---
>>   test/cxl-region-sysfs.sh | 8 ++++----
>>   1 file changed, 4 insertions(+), 4 deletions(-)
>>
>> diff --git a/test/cxl-region-sysfs.sh b/test/cxl-region-sysfs.sh
>> index 8636392..6a5da6d 100644
>> --- a/test/cxl-region-sysfs.sh
>> +++ b/test/cxl-region-sysfs.sh
>> @@ -108,8 +108,8 @@ do
>>   
>>      sz=$(cat /sys/bus/cxl/devices/$i/size)
>>      res=$(cat /sys/bus/cxl/devices/$i/start)
>> -    [ $sz -ne $region_size ] && err "$LINENO: decoder: $i sz: $sz 
>> region_size: $region_size"
>> -    [ $res -ne $region_base ] && err "$LINENO: decoder: $i base: $res 
>> region_base: $region_base"
>> +    [[ $sz -ne $region_size ]] && err "$LINENO: decoder: $i sz: $sz 
>> region_size: $region_size"
>> +    [[ $res -ne $region_base ]] && err "$LINENO: decoder: $i base: $res 
>> region_base: $region_base"
>>   done
>>   
>>   # validate all switch decoders have the correct settings
>> @@ -138,9 +138,9 @@ do
>>   
>>      res=$(echo $decoder | jq -r ".resource")
>>      sz=$(echo $decoder | jq -r ".size")
>> -    [ $sz -ne $region_size ] && err \
>> +    [[ $sz -ne $region_size ]] && err \
>>      "$LINENO: decoder: $i sz: $sz region_size: $region_size"
>> -    [ $res -ne $region_base ] && err \
>> +    [[ $res -ne $region_base ]] && err \
>>      "$LINENO: decoder: $i base: $res region_base: $region_base"
>>   done
>>   
>> -- 
>> 2.41.0
>>
>>

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