Thomas Bogendoerfer 2c92ef8ff8 MIPS: Fix strnlen_user access check ...

Commit 04324f44cb ("MIPS: Remove get_fs/set_fs") changed the access_ok
for strnlen_user to check the whole range, which broke some callers
of strndup_user(). Restore the old behaviour and just check the first byte.

Fixes: 04324f44cb ("MIPS: Remove get_fs/set_fs")
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>

2021-04-15 23:42:21 +02:00

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