Re: [PATCH wireless-next] wifi: brcmfmac: Fix memory leak in brcmf_sdio_read_control()

Abdun Nihaal <[email protected]> Tue, 4 Aug 2026 10:58:26 +0530
Newsgroups org.kernel.vger.linux-wireless,dev.linux.lists.brcm80211,org.kernel.vger.stable
Message-ID <b67xzhxq3c5s5v7tnwdjtmbfmye7mgvdbowhyr7g7h3xdkdrze@b3w5waih4oku>
On Mon, Aug 03, 2026 at 11:35:06AM +0200, Arend van Spriel wrote:
> From: Abdun Nihaal <[email protected]>
> 
> The memory allocated for buf is not freed in some of the error paths in
> brcmf_sdio_read_control(). Fix that by adding vfree() calls.
> 
> Cc: [email protected]
> Fixes: dd43a01c5cdb ("brcmfmac: use dynamically allocated control frame buffer")
> Signed-off-by: Abdun Nihaal <[email protected]>
> [arend: rework as suggested by Johannes]
> Signed-off-by: Arend van Spriel <[email protected]>

Thank you for sending the reworked patch.

Regards,
Nihaal