Static code analysis fixes #3094

Job	Run time
build module (EXTRA_CPPFLAGS=-Werror --enable-option-checking=fatal --enable-linuxkm --enable-lin...	1m 26s
build module (EXTRA_CPPFLAGS=-Werror --enable-option-checking=fatal --enable-linuxkm --enable-lin...	1m 50s
	3m 16s

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