audio: kpb: Fixing issues reported by CodeQL during PTL code scanning #23387

Job	Run time
build-windows (mnfst, imx8 imx8x)	11m 21s
build-linux (mnfst, tgl-h)	4m 58s
build-linux (mnfst, ptl)	5m 55s
build-linux (mnfst, wcl imx95)	7m 11s
build-windows (mnfst, imx8m imx8ulp)	10m 3s
build-windows (mnfst, ptl)	10m 53s
build-linux (mnfst, tgl)	4m 19s
LP64-WIP	3m 57s
build-linux (mnfst, imx8m imx8ulp)	5m 11s
build-windows (mnfst, lnl)	8m 17s
build-linux (-d, mnfst, lnl)	4m 39s
build-linux (mnfst, imx8 imx8x)	5m 9s
build-windows (mnfst, tgl)	8m 40s
build-linux (mnfst, mtl)	5m 19s
build-windows (mnfst, mtl)	11m 49s
build-windows (-d, mnfst, lnl)	9m 36s
build-linux (mnfst, lnl)	4m 37s
build-windows (mnfst, tgl-h)	9m 33s
manifest-check	2m 36s
compare-linux-win	39s
	2h 14m 42s

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