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mfd: menelaus: Use NULL instead of 0 

'mmc_callback_data' and 'vtg' are pointers.

Fix the following sparse warning:

drivers/mfd/menelaus.c:445:43: warning: Using plain integer as NULL pointer
drivers/mfd/menelaus.c:469:20: warning: Using plain integer as NULL pointer

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
hifive-unleashed-5.1
Jingoo Han 2013-08-02 15:01:01 +09:00 committed by Lee Jones
parent fae01582ce
commit 59a9f7a32a
1 changed files with 2 additions and 2 deletions
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drivers/mfd/menelaus.c
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@ -442,7 +442,7 @@ void menelaus_unregister_mmc_callback(void)
menelaus_remove_irq_work(MENELAUS_MMC_S2D1_IRQ);
the_menelaus->mmc_callback = NULL;
the_menelaus->mmc_callback_data = 0;
the_menelaus->mmc_callback_data = NULL;
}
EXPORT_SYMBOL(menelaus_unregister_mmc_callback);
@ -466,7 +466,7 @@ static int menelaus_set_voltage(const struct menelaus_vtg *vtg, int mV,
struct i2c_client *c = the_menelaus->client;
mutex_lock(&the_menelaus->lock);
if (vtg == 0)
if (!vtg)
goto set_voltage;
ret = menelaus_read_reg(vtg->vtg_reg);