On Sat, Mar 01, 2014 at 05:11:57AM -0500, Mark Hounschell wrote:
> On 02/28/2014 05:36 PM, Dan Carpenter wrote:
> >Please redo this one.
> >
> >On Fri, Feb 28, 2014 at 03:49:09PM -0500, Mark Hounschell wrote:
> >>This patch fixes various small checkpatch errors
> >>I missed in patches 01-10.
> >>
> >>Signed-off-by: Mark Hounschell <ma...@compro.net>
> >>Cc: Greg Kroah-Hartman <gre...@linuxfoundation.org>
> >>---
> >> drivers/staging/dgap/dgap.c | 16 ++++++----------
> >> 1 file changed, 6 insertions(+), 10 deletions(-)
> >>
> >>diff --git a/drivers/staging/dgap/dgap.c b/drivers/staging/dgap/dgap.c
> >>index 533a9e4..e1dc894 100644
> >>--- a/drivers/staging/dgap/dgap.c
> >>+++ b/drivers/staging/dgap/dgap.c
> >>@@ -260,7 +260,7 @@ static uint dgap_driver_start = FALSE;
> >> static struct class *dgap_class;
> >>
> >> static struct board_t *dgap_BoardsByMajor[256];
> >>-static uchar *dgap_TmpWriteBuf = NULL;
> >>+static uchar *dgap_TmpWriteBuf;
> >> DECLARE_MUTEX(dgap_TmpWriteSem);
> >> static uint dgap_count = 500;
> >>
> >>@@ -733,12 +733,8 @@ static void dgap_cleanup_board(struct board_t *brd)
> >> }
> >>
> >> /* Free all allocated channels structs */
> >>- for (i = 0; i < MAXPORTS ; i++) {
> >>- if (brd->channels[i]) {
> >>- kfree(brd->channels[i]);
> >>- brd->channels[i] = NULL;
> >>- }
> >>- }
> >>+ for (i = 0; i < MAXPORTS ; i++)
> >>+ kfree(brd->channels[i]);
> >
> >Does checkpatch complain about this, really? This is a code change and
> >needs to be explained in the commit message at least.
> >
>
> Yes. It complained:
> WARNING: kfree(NULL) is safe this check is probably not required
> #745: FILE: drivers/staging/dgap/dgap.c:745:
> + if (brd->channels[i]) {
> + kfree(brd->channels[i]);
>
> I saw no reason to leave the brd->channels[i] = NULL; there.
>
Fine fine. But mention those things in the commit message. So many
people just randomly change things without noticing.
regards,
dan carpenter
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