Re: [PATCH] Staging: rtl8723bs: core: Replace rtw_malloc with kmalloc

From: Greg Kroah-Hartman
Date: Fri Apr 19 2019 - 14:30:38 EST


On Fri, Apr 19, 2019 at 03:52:43PM +0530, Bhanusree Pola wrote:
> Replace rtw_malloc with kmalloc to make code OS independent
> use kmalloc second argument as GFP_ATOMIC as these are called by functions
> that holds lock.
>
> Signed-off-by: Bhanusree Pola <bhanusreemahesh@xxxxxxxxx>
> ---
> drivers/staging/rtl8723bs/core/rtw_ap.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/staging/rtl8723bs/core/rtw_ap.c b/drivers/staging/rtl8723bs/core/rtw_ap.c
> index 18fabf5..6a6683c 100644
> --- a/drivers/staging/rtl8723bs/core/rtw_ap.c
> +++ b/drivers/staging/rtl8723bs/core/rtw_ap.c
> @@ -128,7 +128,7 @@ static void update_BCNTIM(struct adapter *padapter)
> }
>
> if (remainder_ielen > 0) {
> - pbackup_remainder_ie = rtw_malloc(remainder_ielen);
> + pbackup_remainder_ie = kmalloc(remainder_ielen,GFP_ATOMIC);

Always run checkpatch.pl on your patches so you do nto get grumpy
maintainers telling you to run checkpatch.pl on your code :)

Why not fix up all of the callers of this function? And are you sure
that GFP_ATOMIC is the correct thing to do here?

thanks,

greg k-h