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kselftest/arm64: mte: common: Fix write() warnings
authorAndre Przywara <andre.przywara@arm.com>
Fri, 19 Mar 2021 16:53:28 +0000 (16:53 +0000)
committerCatalin Marinas <catalin.marinas@arm.com>
Wed, 24 Mar 2021 15:43:03 +0000 (15:43 +0000)
commita24cdb88eeca02fd36a26815604e93ca1fab44a3
treec6524857f9ce4cd7a098b100149026452815e1f5tree | snapshot
parent1b9ac6a151612f2b12823f3c5fb1db70d111ceeecommit | diff
kselftest/arm64: mte: common: Fix write() warnings

Out of the box Ubuntu's 20.04 compiler warns about missing return value
checks for write() (sys)calls.

Make GCC happy by checking whether we actually managed to write out our
buffer.

Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Reviewed-by: Mark Brown <broone@kernel.org>
Link: https://lore.kernel.org/r/20210319165334.29213-6-andre.przywara@arm.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
tools/testing/selftests/arm64/mte/mte_common_util.c diff | blob | history
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