s390/cio: replace zero-length array with flexible-array member

There are numerous patches which convert zero-length arrays with a
flexible-array member. Convert the remaining s390 occurrences.

Suggested-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Link: https://github.com/KSPP/linux/issues/78
Link: https://gcc.gnu.org/pipermail/gcc-patches/2022-October/602902.html
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>

diff --git a/drivers/s390/cio/chsc.c b/drivers/s390/cio/chsc.c
index 620a917cd3a1550eccd34f914e6c5c0e4abd6003..0abd77f4b664626ace9d5b7be3dd25c2a79836c8 100644 (file)
--- a/drivers/s390/cio/chsc.c
+++ b/drivers/s390/cio/chsc.c
@@ -1171,7 +1171,7 @@ int __init chsc_get_cssid_iid(int idx, u8 *cssid, u8 *iid)
                        u8 cssid;
                        u8 iid;
                        u32 : 16;
-               } list[0];
+               } list[];
        } *sdcal_area;
        int ret;
 

diff --git a/drivers/s390/cio/chsc.h b/drivers/s390/cio/chsc.h
index 32fa7faa5bf69c8bd5b5de009d2f358f1dd7d687..d1caacb08e674226197e462918a60eff236f6123 100644 (file)
--- a/drivers/s390/cio/chsc.h
+++ b/drivers/s390/cio/chsc.h
@@ -120,7 +120,7 @@ struct chsc_scpd {
        u32 zeroes1;
        struct chsc_header response;
        u32:32;
-       u8 data[0];
+       u8 data[];
 } __packed __aligned(PAGE_SIZE);
 
 struct chsc_sda_area {