dmaengine: ipu: use return value of request_irq
Commit - 653e67f7e5: "dmaengine: inherit debug settings from the subsystem
for subdirectories" introduced debug option for subdirectories too
This exposed issue with ipu driver not using return value
For now just warn users about it
Reported-by: kbuild test robot <fengguang.wu@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
diff --git a/drivers/dma/ipu/ipu_idmac.c b/drivers/dma/ipu/ipu_idmac.c
index 128ca14..bbf6292 100644
--- a/drivers/dma/ipu/ipu_idmac.c
+++ b/drivers/dma/ipu/ipu_idmac.c
@@ -1532,11 +1532,17 @@
#ifdef DEBUG
if (chan->chan_id == IDMAC_IC_7) {
ic_sof = ipu_irq_map(69);
- if (ic_sof > 0)
- request_irq(ic_sof, ic_sof_irq, 0, "IC SOF", ichan);
+ if (ic_sof > 0) {
+ ret = request_irq(ic_sof, ic_sof_irq, 0, "IC SOF", ichan);
+ if (ret)
+ dev_err(&chan->dev->device, "request irq failed for IC SOF");
+ }
ic_eof = ipu_irq_map(70);
- if (ic_eof > 0)
- request_irq(ic_eof, ic_eof_irq, 0, "IC EOF", ichan);
+ if (ic_eof > 0) {
+ ret = request_irq(ic_eof, ic_eof_irq, 0, "IC EOF", ichan);
+ if (ret)
+ dev_err(&chan->dev->device, "request irq failed for IC EOF");
+ }
}
#endif