lkml.org 
[lkml]   [2020]   [Apr]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    From
    Date
    Subject[PATCH 3.16 080/245] scsi: iscsi: qla4xxx: fix double free in probe
    3.16.83-rc1 review patch.  If anyone has any objections, please let me know.

    ------------------

    From: Dan Carpenter <dan.carpenter@oracle.com>

    commit fee92f25777789d73e1936b91472e9c4644457c8 upstream.

    On this error path we call qla4xxx_mem_free() and then the caller also
    calls qla4xxx_free_adapter() which calls qla4xxx_mem_free(). It leads to a
    couple double frees:

    drivers/scsi/qla4xxx/ql4_os.c:8856 qla4xxx_probe_adapter() warn: 'ha->chap_dma_pool' double freed
    drivers/scsi/qla4xxx/ql4_os.c:8856 qla4xxx_probe_adapter() warn: 'ha->fw_ddb_dma_pool' double freed

    Fixes: afaf5a2d341d ("[SCSI] Initial Commit of qla4xxx")
    Link: https://lore.kernel.org/r/20191203094421.hw7ex7qr3j2rbsmx@kili.mountain
    Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
    Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
    Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
    ---
    drivers/scsi/qla4xxx/ql4_os.c | 1 -
    1 file changed, 1 deletion(-)

    --- a/drivers/scsi/qla4xxx/ql4_os.c
    +++ b/drivers/scsi/qla4xxx/ql4_os.c
    @@ -4269,7 +4269,6 @@ static int qla4xxx_mem_alloc(struct scsi
    return QLA_SUCCESS;

    mem_alloc_error_exit:
    - qla4xxx_mem_free(ha);
    return QLA_ERROR;
    }

    \
     
     \ /
      Last update: 2020-04-24 01:20    [W:4.051 / U:0.068 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site