CVE-2022-50165
wifi: wil6210: debugfs: fix uninitialized variable use in `wil_write_file_wmi()`
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wifi: wil6210: debugfs: fix uninitialized variable use in `wil_write_file_wmi()`
In the Linux kernel, the following vulnerability has been resolved: wifi: wil6210: debugfs: fix uninitialized variable use in `wil_write_file_wmi()` Commit 7a4836560a61 changes simple_write_to_buffer() with memdup_user() but it forgets to change the value to be returned that came from simple_write_to_buffer() call. It results in the following warning: warning: variable 'rc' is uninitialized when used here [-Wuninitialized] return rc; ^~ Remove rc variable and just return the passed in length if the memdup_user() succeeds.
Reserved 2025-06-18 | Published 2025-06-18 | Updated 2025-06-18 | Assigner Linuxgit.kernel.org/...c/b13c84e877d7a3095bacb14665db304b2c00e95f
git.kernel.org/...c/c9fde3a44da566d8929070ab6bda4f0dfa9955d0
git.kernel.org/...c/52b11a48cf073e0aab923ae809a765d756cecf13
git.kernel.org/...c/6c5fee83bdbeffe8d607d1ab125122a75f40bd1a
git.kernel.org/...c/689e5caf63e99e15d2f485ec297c1bf9243e0e28
git.kernel.org/...c/d4742c886043b69d2d058bfde3998ef333b66595
git.kernel.org/...c/409bd72e544fdf4809ea0dac337bb5a1f11a25a9
git.kernel.org/...c/d578e0af3a003736f6c440188b156483d451b329
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