diff options
Diffstat (limited to 'drivers/net/ipa/ipa_interrupt.c')
| -rw-r--r-- | drivers/net/ipa/ipa_interrupt.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/net/ipa/ipa_interrupt.c b/drivers/net/ipa/ipa_interrupt.c index aa37f03f4557..934c14e066a0 100644 --- a/drivers/net/ipa/ipa_interrupt.c +++ b/drivers/net/ipa/ipa_interrupt.c @@ -83,8 +83,11 @@ static irqreturn_t ipa_isr_thread(int irq, void *dev_id) u32 pending; u32 offset; u32 mask; + int ret; - ipa_clock_get(ipa); + ret = ipa_clock_get(ipa); + if (WARN_ON(ret < 0)) + goto out_clock_put; /* The status register indicates which conditions are present, * including conditions whose interrupt is not enabled. Handle @@ -112,8 +115,8 @@ static irqreturn_t ipa_isr_thread(int irq, void *dev_id) offset = ipa_reg_irq_clr_offset(ipa->version); iowrite32(pending, ipa->reg_virt + offset); } - - ipa_clock_put(ipa); +out_clock_put: + (void)ipa_clock_put(ipa); return IRQ_HANDLED; } |