From 0d197f2088e6c116d33ab9af66daac8be45f1a4b Mon Sep 17 00:00:00 2001 From: "Gustavo A. R. Silva" Date: Wed, 29 Sep 2021 14:41:18 -0500 Subject: [PATCH] staging: rtl8723bs: Replace zero-length array with flexible-array member One-element and zero-length arrays are deprecated and should be replaced with flexible-array members[1]. Replace zero-length array with flexible-array member and make use of the struct_size() helper. [1] https://www.kernel.org/doc/html/v5.10/process/deprecated.html#zero-length-and-one-element-arrays Link: https://github.com/KSPP/linux/issues/78 Link: https://github.com/KSPP/linux/issues/160 Signed-off-by: Gustavo A. R. Silva Link: https://lore.kernel.org/r/20210929194118.GA340431@embeddedor Signed-off-by: Greg Kroah-Hartman --- drivers/staging/rtl8723bs/include/osdep_service.h | 2 +- drivers/staging/rtl8723bs/os_dep/osdep_service.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/staging/rtl8723bs/include/osdep_service.h b/drivers/staging/rtl8723bs/include/osdep_service.h index bde415db41145..cf96b5f7a7762 100644 --- a/drivers/staging/rtl8723bs/include/osdep_service.h +++ b/drivers/staging/rtl8723bs/include/osdep_service.h @@ -113,7 +113,7 @@ struct rtw_cbuf { u32 write; u32 read; u32 size; - void *bufs[0]; + void *bufs[]; }; bool rtw_cbuf_full(struct rtw_cbuf *cbuf); diff --git a/drivers/staging/rtl8723bs/os_dep/osdep_service.c b/drivers/staging/rtl8723bs/os_dep/osdep_service.c index 2d630ecef08bb..d6bddf7b08e89 100644 --- a/drivers/staging/rtl8723bs/os_dep/osdep_service.c +++ b/drivers/staging/rtl8723bs/os_dep/osdep_service.c @@ -274,7 +274,7 @@ struct rtw_cbuf *rtw_cbuf_alloc(u32 size) { struct rtw_cbuf *cbuf; - cbuf = rtw_malloc(sizeof(*cbuf) + sizeof(void *) * size); + cbuf = rtw_malloc(struct_size(cbuf, bufs, size)); if (cbuf) { cbuf->write = cbuf->read = 0; -- 2.30.2