Use the ARRAY_SIZE() macro in places where there are open coded calculations of the size of arrays. ARRAY_SIZE(arr) makes sure that "arr" is an array, it's safer than sizeof(arr) / sizeof(arr[0]), and improves readibility. Detected with the help of Coccinelle. Signed-off-by: Fabio M. De Francesco <fmdefrancesco@xxxxxxxxx> --- drivers/staging/r8188eu/core/rtw_mlme_ext.c | 2 +- drivers/staging/r8188eu/hal/HalHWImg8188E_BB.c | 6 +++--- drivers/staging/r8188eu/hal/HalHWImg8188E_MAC.c | 2 +- drivers/staging/r8188eu/hal/HalHWImg8188E_RF.c | 2 +- drivers/staging/r8188eu/os_dep/ioctl_linux.c | 6 +++--- 5 files changed, 9 insertions(+), 9 deletions(-) diff --git a/drivers/staging/r8188eu/core/rtw_mlme_ext.c b/drivers/staging/r8188eu/core/rtw_mlme_ext.c index 10d5f1222936..2ce130165b39 100644 --- a/drivers/staging/r8188eu/core/rtw_mlme_ext.c +++ b/drivers/staging/r8188eu/core/rtw_mlme_ext.c @@ -3985,7 +3985,7 @@ unsigned int OnAction(struct adapter *padapter, struct recv_frame *precv_frame) category = frame_body[0]; - for (i = 0; i < sizeof(OnAction_tbl) / sizeof(struct action_handler); i++) { + for (i = 0; i < ARRAY_SIZE(OnAction_tbl); i++) { ptable = &OnAction_tbl[i]; if (category == ptable->num) ptable->func(padapter, precv_frame); diff --git a/drivers/staging/r8188eu/hal/HalHWImg8188E_BB.c b/drivers/staging/r8188eu/hal/HalHWImg8188E_BB.c index e7f834b02567..7901d0afa2e7 100644 --- a/drivers/staging/r8188eu/hal/HalHWImg8188E_BB.c +++ b/drivers/staging/r8188eu/hal/HalHWImg8188E_BB.c @@ -170,7 +170,7 @@ enum HAL_STATUS ODM_ReadAndConfig_AGC_TAB_1T_8188E(struct odm_dm_struct *dm_odm) { u32 hex = 0; u32 i = 0; - u32 arraylen = sizeof(array_agc_tab_1t_8188e) / sizeof(u32); + u32 arraylen = ARRAY_SIZE(array_agc_tab_1t_8188e); u32 *array = array_agc_tab_1t_8188e; bool biol = false; struct adapter *adapter = dm_odm->Adapter; @@ -446,7 +446,7 @@ enum HAL_STATUS ODM_ReadAndConfig_PHY_REG_1T_8188E(struct odm_dm_struct *dm_odm) { u32 hex = 0; u32 i = 0; - u32 arraylen = sizeof(array_phy_reg_1t_8188e) / sizeof(u32); + u32 arraylen = ARRAY_SIZE(array_phy_reg_1t_8188e); u32 *array = array_phy_reg_1t_8188e; bool biol = false; struct adapter *adapter = dm_odm->Adapter; @@ -651,7 +651,7 @@ void ODM_ReadAndConfig_PHY_REG_PG_8188E(struct odm_dm_struct *dm_odm) { u32 hex; u32 i = 0; - u32 arraylen = sizeof(array_phy_reg_pg_8188e) / sizeof(u32); + u32 arraylen = ARRAY_SIZE(array_phy_reg_pg_8188e); u32 *array = array_phy_reg_pg_8188e; hex = ODM_ITRF_USB << 8; diff --git a/drivers/staging/r8188eu/hal/HalHWImg8188E_MAC.c b/drivers/staging/r8188eu/hal/HalHWImg8188E_MAC.c index 20ce1571fc26..77b25885c63b 100644 --- a/drivers/staging/r8188eu/hal/HalHWImg8188E_MAC.c +++ b/drivers/staging/r8188eu/hal/HalHWImg8188E_MAC.c @@ -132,7 +132,7 @@ enum HAL_STATUS ODM_ReadAndConfig_MAC_REG_8188E(struct odm_dm_struct *dm_odm) u32 hex = 0; u32 i; - u32 array_len = sizeof(array_MAC_REG_8188E) / sizeof(u32); + u32 array_len = ARRAY_SIZE(array_MAC_REG_8188E); u32 *array = array_MAC_REG_8188E; bool biol = false; diff --git a/drivers/staging/r8188eu/hal/HalHWImg8188E_RF.c b/drivers/staging/r8188eu/hal/HalHWImg8188E_RF.c index 9dc888a66d09..08cbfce3808d 100644 --- a/drivers/staging/r8188eu/hal/HalHWImg8188E_RF.c +++ b/drivers/staging/r8188eu/hal/HalHWImg8188E_RF.c @@ -138,7 +138,7 @@ enum HAL_STATUS ODM_ReadAndConfig_RadioA_1T_8188E(struct odm_dm_struct *pDM_Odm) u32 hex = 0; u32 i = 0; - u32 ArrayLen = sizeof(Array_RadioA_1T_8188E) / sizeof(u32); + u32 ArrayLen = ARRAY_SIZE(Array_RadioA_1T_8188E); u32 *Array = Array_RadioA_1T_8188E; bool biol = false; struct adapter *Adapter = pDM_Odm->Adapter; diff --git a/drivers/staging/r8188eu/os_dep/ioctl_linux.c b/drivers/staging/r8188eu/os_dep/ioctl_linux.c index eb9375b0c660..dd2f9ae59c3f 100644 --- a/drivers/staging/r8188eu/os_dep/ioctl_linux.c +++ b/drivers/staging/r8188eu/os_dep/ioctl_linux.c @@ -3958,10 +3958,10 @@ static struct iw_statistics *rtw_get_wireless_stats(struct net_device *dev) struct iw_handler_def rtw_handlers_def = { .standard = rtw_handlers, - .num_standard = sizeof(rtw_handlers) / sizeof(iw_handler), + .num_standard = ARRAY_SIZE(rtw_handlers), .private = rtw_private_handler, .private_args = (struct iw_priv_args *)rtw_private_args, - .num_private = sizeof(rtw_private_handler) / sizeof(iw_handler), - .num_private_args = sizeof(rtw_private_args) / sizeof(struct iw_priv_args), + .num_private = ARRAY_SIZE(rtw_private_handler), + .num_private_args = ARRAY_SIZE(rtw_private_args), .get_wireless_stats = rtw_get_wireless_stats, }; -- 2.34.1