Re: [PATCH] brcmfmac: Fix error pointer dereference

Arend van Spriel <[email protected]> Mon, 9 Mar 2026 11:13:40 +0100
Newsgroups dev.linux.lists.brcm80211,org.kernel.vger.linux-kernel,org.kernel.vger.linux-wireless
Message-ID <[email protected]>
On 17/02/2026 03:30, Ethan Tidmore wrote:
> The function brcmf_chip_add_core() can return an error pointer and is
> not checked. Add checks for error pointer.
> 
> Detected by Smatch:
> drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1010 brcmf_chip_recognition() error:
> 'core' dereferencing possible ERR_PTR()

[...]

> Fixes: cb7cf7be9eba7 ("brcmfmac: make chip related functions host interface independent")

Acked-by: Arend van Spriel <[email protected]>

> Signed-off-by: Ethan Tidmore <[email protected]>
> ---
>   .../wireless/broadcom/brcm80211/brcmfmac/chip.c   | 15 +++++++++++++++
>   1 file changed, 15 insertions(+)