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Subject[PATCH] soc: ti: pm33xx: Fix static checker warnings
Date
The patch fixes a bunch of static checker warnings.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Keerthy <j-keerthy@ti.com>
---
drivers/soc/ti/pm33xx.c | 15 ++++++++++-----
1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/drivers/soc/ti/pm33xx.c b/drivers/soc/ti/pm33xx.c
index bb77c220b6f8..5f3a4499cf40 100644
--- a/drivers/soc/ti/pm33xx.c
+++ b/drivers/soc/ti/pm33xx.c
@@ -252,7 +252,7 @@ static int am33xx_pm_begin(suspend_state_t state)
if (state == PM_SUSPEND_MEM && pm_ops->check_off_mode_enable()) {
nvmem = devm_nvmem_device_get(&omap_rtc->dev,
"omap_rtc_scratch0");
- if (nvmem)
+ if (!IS_ERR(nvmem))
nvmem_device_write(nvmem, RTC_SCRATCH_MAGIC_REG * 4, 4,
(void *)&rtc_magic_val);
rtc_only_idle = 1;
@@ -278,9 +278,12 @@ static void am33xx_pm_end(void)
struct nvmem_device *nvmem;

nvmem = devm_nvmem_device_get(&omap_rtc->dev, "omap_rtc_scratch0");
+ if (IS_ERR(nvmem))
+ return;
+
m3_ipc->ops->finish_low_power(m3_ipc);
if (rtc_only_idle) {
- if (retrigger_irq)
+ if (retrigger_irq) {
/*
* 32 bits of Interrupt Set-Pending correspond to 32
* 32 interrupts. Compute the bit offset of the
@@ -291,8 +294,10 @@ static void am33xx_pm_end(void)
writel_relaxed(1 << (retrigger_irq & 31),
gic_dist_base + GIC_INT_SET_PENDING_BASE
+ retrigger_irq / 32 * 4);
- nvmem_device_write(nvmem, RTC_SCRATCH_MAGIC_REG * 4, 4,
- (void *)&val);
+ }
+
+ nvmem_device_write(nvmem, RTC_SCRATCH_MAGIC_REG * 4, 4,
+ (void *)&val);
}

rtc_only_idle = 0;
@@ -415,7 +420,7 @@ static int am33xx_pm_rtc_setup(void)

nvmem = devm_nvmem_device_get(&omap_rtc->dev,
"omap_rtc_scratch0");
- if (nvmem) {
+ if (!IS_ERR(nvmem)) {
nvmem_device_read(nvmem, RTC_SCRATCH_MAGIC_REG * 4,
4, (void *)&rtc_magic_val);
if ((rtc_magic_val & 0xffff) != RTC_REG_BOOT_MAGIC)
--
2.17.1
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