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    Subject[PATCH 1/1] SCSI-bfa: Deletion of an unnecessary check before the function call "vfree"
    From: Markus Elfring <elfring@users.sourceforge.net>
    Date: Thu, 20 Nov 2014 23:43:17 +0100

    The vfree() function performs also input parameter validation. Thus the test
    around the call is not needed.

    This issue was detected by using the Coccinelle software.

    Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
    ---
    drivers/scsi/bfa/bfad_debugfs.c | 3 +--
    1 file changed, 1 insertion(+), 2 deletions(-)

    diff --git a/drivers/scsi/bfa/bfad_debugfs.c b/drivers/scsi/bfa/bfad_debugfs.c
    index 8e83d04..a72170f 100644
    --- a/drivers/scsi/bfa/bfad_debugfs.c
    +++ b/drivers/scsi/bfa/bfad_debugfs.c
    @@ -399,8 +399,7 @@ bfad_debugfs_release_fwtrc(struct inode *inode, struct file *file)
    if (!fw_debug)
    return 0;

    - if (fw_debug->debug_buffer)
    - vfree(fw_debug->debug_buffer);
    + vfree(fw_debug->debug_buffer);

    file->private_data = NULL;
    kfree(fw_debug);
    --
    2.1.3


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