s390/atomic_ops: Let __atomic_add_const() variants always return void
authorHeiko Carstens <hca@linux.ibm.com>
Fri, 28 Feb 2025 14:11:03 +0000 (15:11 +0100)
committerVasily Gorbik <gor@linux.ibm.com>
Tue, 4 Mar 2025 16:34:04 +0000 (17:34 +0100)
commit08d95a12cd28009c2b4673f5f2e2cf65bc8d3402
tree1c20e2310c9f56819a6c8a2cfeed0985e34aa03a
parentf740a8b4df4faeda6cb595eddc5c486e4eedf573
s390/atomic_ops: Let __atomic_add_const() variants always return void

Depending on MARCH_HAS_Z196_FEATURES __atomic_add_const() returns void or
the previous value before the atomic variant. Make sure that for both cases
void is returned so potential incorrect usage results in both cases in a
compile error.

Reviewed-by: Juergen Christ <jchrist@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
arch/s390/include/asm/atomic_ops.h