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kselftest/arm64: mte: user_mem: Fix write() warning
authorAndre Przywara <andre.przywara@arm.com>
Fri, 19 Mar 2021 16:53:27 +0000 (16:53 +0000)
committerCatalin Marinas <catalin.marinas@arm.com>
Wed, 24 Mar 2021 15:43:01 +0000 (15:43 +0000)
commit46cb11b17c7a917e0eb5c7aa87a7bc6cda455a5e
treea0fc436b559c4c46dd17e32b33321bfdc4b5803btree | snapshot
parent31c88729a7ad2b9871e6a73e491ec7223880d633commit | diff
kselftest/arm64: mte: user_mem: Fix write() warning

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 "val".

Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Reviewed-by: Mark Brown <broone@kernel.org>
Link: https://lore.kernel.org/r/20210319165334.29213-5-andre.przywara@arm.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
tools/testing/selftests/arm64/mte/check_user_mem.c diff | blob | history
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