[coverity] fix coverity issue @open sesame 10/02 11:44 #291

Job	Run time
Tizen GBS build on Ubuntu (x86_64, --define "unit_test 1")	23m 33s
Tizen GBS build on Ubuntu (x86_64, --define "unit_test 1")	23m 31s
Tizen GBS build on Ubuntu (x86_64, --define "unit_test 1")	23m 47s
Tizen GBS build on Ubuntu (x86_64, --define "unit_test 1")	25m 16s
Tizen GBS build on Ubuntu (x86_64, --define "unit_test 1")	42m 59s
Tizen GBS build on Ubuntu (i586, --define "unit_test 1")	23m 49s
Tizen GBS build on Ubuntu (i586, --define "unit_test 1")	23m 48s
Tizen GBS build on Ubuntu (i586, --define "unit_test 1")	24m 4s
Tizen GBS build on Ubuntu (i586, --define "unit_test 1")	25m 0s
Tizen GBS build on Ubuntu (i586, --define "unit_test 1")	45m 18s
Tizen GBS build on Ubuntu (armv7l, --define "unit_test 0")	23m 57s
Tizen GBS build on Ubuntu (armv7l, --define "unit_test 0")	23m 49s
Tizen GBS build on Ubuntu (armv7l, --define "unit_test 0")	24m 9s
Tizen GBS build on Ubuntu (armv7l, --define "unit_test 0")	25m 16s
Tizen GBS build on Ubuntu (armv7l, --define "unit_test 0")	36m 15s
Tizen GBS build on Ubuntu (aarch64, --define "unit_test 0")	23m 57s
Tizen GBS build on Ubuntu (aarch64, --define "unit_test 0")	23m 49s
Tizen GBS build on Ubuntu (aarch64, --define "unit_test 0")	24m 4s
Tizen GBS build on Ubuntu (aarch64, --define "unit_test 0")	25m 17s
Tizen GBS build on Ubuntu (aarch64, --define "unit_test 0")	34m 57s
	9h 6m 35s

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