RE: [EXT] Re: [PATCH] crypto: octeontx2: fix potential null pointer access

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>> diff --git a/drivers/crypto/marvell/octeontx2/otx2_cptpf_ucode.c
>b/drivers/crypto/marvell/octeontx2/otx2_cptpf_ucode.c
>> index 9cba2f714c7e..b91401929fc6 100644
>> --- a/drivers/crypto/marvell/octeontx2/otx2_cptpf_ucode.c
>> +++ b/drivers/crypto/marvell/octeontx2/otx2_cptpf_ucode.c
>> @@ -1605,7 +1605,11 @@ int otx2_cpt_dl_custom_egrp_create(struct
>otx2_cptpf_dev *cptpf,
>>  		if (!strncasecmp(val, "se", 2) && strchr(val, ':')) {
>>  			if (has_se || ucode_idx)
>>  				goto err_print;
>> -			tmp = strim(strsep(&val, ":"));
>> +			tmp = strsep(&val, ":");
>> +			if (tmp != NULL)
>> +				tmp = strim(tmp);
>> +			else
>> +				goto err_print;
>
>The check is not needed here, but if it were then the better way to
>write this would be:
>
>		tmp = strsep(&val, ":");
>		if (!tmp)
>			goto err_print;
>		tmp = strim(tmp);
>
>Always to error handling, not success handling.  checkpatch.pl --strict
>will complain about the != NULL.
>

Will change the check as mentioned.

Thanks,
Shijith




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