Kernel 5.8 compatibility for i2c_new_device

The function `i2c_new_device` disappeared in kernel 5.8. It is now required to use `i2c_new_client_device`. Error check now requires using `IS_ERR` instead of just cheking for NULL. Signed-off-by: Gwenhael GOAVEC <gwenhael.goavec@femto-st.fr> Signed-off-by: Mathis MARION <mathis.marion@grenoble-inp.org>

Kernel 5.8 compatibility for i2c_new_device
The function `i2c_new_device` disappeared in kernel 5.8. It is now required to use `i2c_new_client_device`. Error check now requires using `IS_ERR` instead of just cheking for NULL. Signed-off-by: Gwenhael GOAVEC <gwenhael.goavec@femto-st.fr> Signed-off-by: Mathis MARION <mathis.marion@grenoble-inp.org>
c3af31c5 · Mathis MARION · Federico Vaga · 576432cd · c3af31c5
Commit c3af31c5 authored Jul 12, 2021 by Mathis MARION Committed by Federico Vaga Jul 29, 2021
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fmc-eeprom.c drivers/fmc/fmc-eeprom.c +5 -0

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--- a/drivers/fmc/fmc-eeprom.c
+++ b/drivers/fmc/fmc-eeprom.c
@@ -113,8 +113,13 @@ static int __fmc_slot_eeprom_add(struct fmc_slot *slot,
 	}

 	info_l.addr = fmc_slot_i2c_address(info_l.addr, slot->ga);
+#if KERNEL_VERSION(5, 8, 0) <= LINUX_VERSION_CODE
+	slot->eeprom = i2c_new_client_device(slot->adapter, &info_l);
+	if (IS_ERR(slot->eeprom))
+#else
 	slot->eeprom = i2c_new_device(slot->adapter, &info_l);
 	if (!slot->eeprom)
+#endif
 		return -ENODEV;

 	err = sysfs_create_link(&slot->dev.kobj, &slot->eeprom->dev.kobj,