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authorJonghwan Choi <jhbird.choi@samsung.com>2012-01-16 04:08:42 +0400
committerSamuel Ortiz <sameo@linux.intel.com>2012-02-20 19:18:55 +0400
commit4a55320117e2ca4ed9002a365d7e209d73abcdf1 (patch)
tree58a7f1f3fed2b481c64f39dcdfcea1529f48bc66 /drivers/mfd/s5m-core.c
parentaa12242f19312b2c60399bd581929fdfc511a017 (diff)
downloadlinux-4a55320117e2ca4ed9002a365d7e209d73abcdf1.tar.xz
mfd: Fix possible s5m null pointer dereference
This patch checks for pdata to using it. Signed-off-by: Jonghwan Choi <jhbird.choi@samsung.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'drivers/mfd/s5m-core.c')
-rw-r--r--drivers/mfd/s5m-core.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mfd/s5m-core.c b/drivers/mfd/s5m-core.c
index e075c113eec6..caadabeed8e9 100644
--- a/drivers/mfd/s5m-core.c
+++ b/drivers/mfd/s5m-core.c
@@ -105,7 +105,7 @@ static int s5m87xx_i2c_probe(struct i2c_client *i2c,
s5m87xx->rtc = i2c_new_dummy(i2c->adapter, RTC_I2C_ADDR);
i2c_set_clientdata(s5m87xx->rtc, s5m87xx);
- if (pdata->cfg_pmic_irq)
+ if (pdata && pdata->cfg_pmic_irq)
pdata->cfg_pmic_irq();
s5m_irq_init(s5m87xx);