Re: [PATCH][next] ath11k: avoid null pointer dereference when pointer band is null
From: Kalle Valo <hidden>
Date: 2020-01-26 10:48:37
Also in:
kernel-janitors, linux-wireless, lkml
From: Kalle Valo <hidden>
Date: 2020-01-26 10:48:37
Also in:
kernel-janitors, linux-wireless, lkml
Colin King [off-list ref] wrote:
In the unlikely event that cap->supported_bands has neither
WMI_HOST_WLAN_2G_CAP set or WMI_HOST_WLAN_5G_CAP set then pointer
band is null and a null dereference occurs when assigning
band->n_iftype_data. Move the assignment to the if blocks to
avoid this. Cleans up static analysis warnings.
Addresses-Coverity: ("Explicit null dereference")
Fixes: 9f056ed8ee01 ("ath11k: add HE support")
Signed-off-by: Colin Ian King <redacted>
Signed-off-by: Kalle Valo <redacted>Patch applied to ath-next branch of ath.git, thanks. 3b4516838eaa ath11k: avoid null pointer dereference when pointer band is null -- https://patchwork.kernel.org/patch/11328755/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches