ACK: [SRU Bionic/Focal/Hirsute/Impish 0/1] LP: #1950644 - LTP finit_module02 failure

[Tim Gardner]

Acked-by: Tim Gardner <tim.gardner at canonical.com>

On 11/16/21 12:42 PM, Thadeu Lima de Souza Cascardo wrote:
> BugLink: https://bugs.launchpad.net/bugs/1950644
> 
> [Impact]
> Some uses of kernel_read_file_from_fd may lead to a WARN when the file is
> not opened for reading.
> 
> The WARNING, however, is not present on earlier kernels, which will return
> a different error code. The fix, however, has been applied to upstream stable
> and may be worth so tests can PASS without much change.
> 
> [Fix/Backport]
> The fix is trivial, but the backport for Focal and Bionic was picked up
> from 5.4.y upstream stable tree, because the function was moved to a
> different file.
> 
> [Test case]
> The finit_module02 test case from LTP covers this.
> 
> [Potential regression]
> kernel_read_file_from_fd is used for module loading and kexec, so there is
> where regressions might show up.
> 

-- 
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Tim Gardner
Canonical, Inc