Pull sparc updates from David Miller:
"A host of mall cleanups and adjustments that have accumulated while I
was away, nothing major"
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc: (26 commits)
sparc: make xchg() into a statement expression
sparc64: Use arch_validate_flags() to validate ADI flag
sparc32: Fix comparing pointer to 0 coccicheck warning
sparc: fix led.c driver when PROC_FS is not enabled
sparc: Fix handling of page table constructor failure
sparc64: only select COMPAT_BINFMT_ELF if BINFMT_ELF is set
tty: hvcs: Drop unnecessary if block
tty: vcc: Drop unnecessary if block
tty: vcc: Drop impossible to hit WARN_ON
sparc: sparc64_defconfig: add necessary configs for qemu
sparc64: switch defconfig from the legacy ide driver to libata
sparc32: Preserve clone syscall flags argument for restarts due to signals
sparc32: Limit memblock allocation to low memory
sparc: Replace test_ti_thread_flag() with test_tsk_thread_flag()
sbus: char: Remove meaningless jump label out_free
sparc32: signal: Fix stack trampoline for RT signals
sparc: remove SA_STATIC_ALLOC macro definition
sparc: use for_each_child_of_node() macro
sparc: Use fallthrough pseudo-keyword
sparc32: srmmu: improve type safety of __nocache_fix()
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