Re: [PATCH] Check for Null return of function of affs_bread in function affs_truncate

[Nick Krause]

Ok that's fine I would return as if it's a NULL the other parts of the
function can't continue.
Nick

On Thu, Jun 19, 2014 at 1:21 AM, Dan Carpenter <dan.carpenter@xxxxxxxxxx> wrote:
> On Wed, Jun 18, 2014 at 06:08:05PM -0400, Nicholas Krause wrote:
>> Signed-off-by: Nicholas Krause <xerofoify@xxxxxxxxx>
>> ---
>>  fs/affs/file.c | 2 ++
>>  1 file changed, 2 insertions(+)
>>
>> diff --git a/fs/affs/file.c b/fs/affs/file.c
>> index a7fe57d..f26482d 100644
>> --- a/fs/affs/file.c
>> +++ b/fs/affs/file.c
>> @@ -923,6 +923,8 @@ affs_truncate(struct inode *inode)
>>
>>       while (ext_key) {
>>               ext_bh = affs_bread(sb, ext_key);
>> +             if (!ext_bh)
>> +                     return;
>
> The problem is that we don't know if we should return here or break
> here.  If you don't understand the code, then it's best to just leave it
> alone.
>
> regards,
> dan carpenter
>
>>               size = AFFS_SB(sb)->s_hashsize;
>>               if (size > blkcnt - blk)
>>                       size = blkcnt - blk;
>> --
>> 1.9.1
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