From: Damien Le Moal <damien.lemoal@opensource.wdc.com>
To: Sergey Shtylyov <s.shtylyov@omp.ru>, linux-ide@vger.kernel.org
Cc: Dan Carpenter <dan.carpenter@oracle.com>
Subject: Re: [PATCH] ata: libata-sff: fix reading uninitialized variable in ata_sff_lost_interrupt()
Date: Sat, 19 Feb 2022 11:39:02 +0900 [thread overview]
Message-ID: <b6a7f09a-9e15-aac2-b80b-96f12f2df0a1@opensource.wdc.com> (raw)
In-Reply-To: <5e02673b-57d2-40b1-ceba-55abfb251089@omp.ru>
On 2/18/22 20:05, Sergey Shtylyov wrote:
> Due to my sloppy coding in commit 2c75a451ecb0 ("ata: libata-sff: refactor
> ata_sff_altstatus()"), in ata_sff_lost_interrupt() iff the device control
> register doesn't exists, ata_port_warn() would print the 'status' variable
> which never gets assigned. Restore the original order of the statements,
> wrapping the ata_sff_altstatus() call in WARN_ON_ONCE()...
>
> While at it, fix crazy indentation in the ata_port_warn() call itself...
>
> Fixes: 2c75a451ecb0 ("ata: libata-sff: refactor ata_sff_altstatus()")
> Reported-by: kernel test robot <lkp@intel.com>
> Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
> Signed-off-by: Sergey Shtylyov <s.shtylyov@omp.ru>
I squashed this in the commit being fixed.
Dan,
Thanks for the report !
--
Damien Le Moal
Western Digital Research
next prev parent reply other threads:[~2022-02-19 2:39 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-18 11:05 [PATCH] ata: libata-sff: fix reading uninitialized variable in ata_sff_lost_interrupt() Sergey Shtylyov
2022-02-18 11:17 ` Sergey Shtylyov
2022-02-18 23:00 ` Damien Le Moal
2022-02-19 2:39 ` Damien Le Moal [this message]
2022-02-19 9:52 ` Sergey Shtylyov
2022-02-19 23:01 ` Damien Le Moal
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