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wifi: iwlwifi: acpi: validate WGDS table revision index
authorEmmanuel Grumbach <emmanuel.grumbach@intel.com>
Fri, 17 Jul 2026 14:33:38 +0000 (17:33 +0300)
committerMiri Korenblit <miriam.rachel.korenblit@intel.com>
Sat, 18 Jul 2026 19:37:38 +0000 (22:37 +0300)
commit954e821f42aaca56073ca830c5fd4bcf1a89048c
tree7e787652517244273196939b09c270128ca34745tree | snapshot
parent856ab29632c507d51d7bfe86100389d05d4d9a7fcommit | diff
wifi: iwlwifi: acpi: validate WGDS table revision index

Check tbl_rev bounds before BIT(tbl_rev) to avoid undefined shifts when
firmware reports an invalid revision value.

Assisted-by: GitHubCopilot:GPT-5.3-Codex
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Link: https://patch.msgid.link/20260717173215.52a01f841f2a.Ic0131eaac31d9ff71b169138d9b0865cb39b44a9@changeid
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
drivers/net/wireless/intel/iwlwifi/fw/acpi.c diff | blob | blame | history
A mirror of Linus' kernel repository