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ASoC: wm_adsp: Use vmemdup_user() instead of open-coding
authorRichard Fitzgerald <rf@opensource.cirrus.com>
Thu, 10 Apr 2025 10:18:12 +0000 (11:18 +0100)
committerMark Brown <broonie@kernel.org>
Thu, 10 Apr 2025 11:24:56 +0000 (12:24 +0100)
commitb5d057a86e2086af0b1e6d0ca8b306be1c73a627
tree52d2d2364372c3118ba14ed7d49b7a150e15008ctree
parentf4f20f7a5030f580e1706b7fd804f82ee7dac6edcommit | diff
ASoC: wm_adsp: Use vmemdup_user() instead of open-coding

Use vmemdup_user() to get a copy of the user buffer in wm_coeff_tlv_put().

Apart from simplifying the code and avoiding open-coding, it means we
also automatically benefit from any security enhancements in the code
behind vmemdup_user().

Signed-off-by: Richard Fitzgerald <rf@opensource.cirrus.com>
Link: https://patch.msgid.link/20250410101812.1180539-1-rf@opensource.cirrus.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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