[PATCH 1/2] ALSA: rme9652: Use common code in hdsp_get_iobox_version()

From: SF Markus Elfring
Date: Tue Sep 05 2017 - 16:37:44 EST


From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Tue, 5 Sep 2017 22:08:30 +0200

Add a jump target so that a bit of common code can be better reused
at the end of this function.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
sound/pci/rme9652/hdsp.c | 26 +++++++++++---------------
1 file changed, 11 insertions(+), 15 deletions(-)

diff --git a/sound/pci/rme9652/hdsp.c b/sound/pci/rme9652/hdsp.c
index 0ff41f9ab434..9f0f73875f01 100644
--- a/sound/pci/rme9652/hdsp.c
+++ b/sound/pci/rme9652/hdsp.c
@@ -793,11 +793,8 @@ static int hdsp_get_iobox_version (struct hdsp *hdsp)

hdsp_write(hdsp, HDSP_control2Reg, HDSP_S200 | HDSP_PROGRAM);
hdsp_write (hdsp, HDSP_fifoData, 0);
- if (hdsp_fifo_wait(hdsp, 0, HDSP_SHORT_WAIT) < 0) {
- hdsp->io_type = Multiface;
- dev_info(hdsp->card->dev, "Multiface found\n");
- return 0;
- }
+ if (hdsp_fifo_wait(hdsp, 0, HDSP_SHORT_WAIT) < 0)
+ goto set_multi;

hdsp_write(hdsp, HDSP_control2Reg, HDSP_S_LOAD);
hdsp_write(hdsp, HDSP_fifoData, 0);
@@ -810,20 +807,14 @@ static int hdsp_get_iobox_version (struct hdsp *hdsp)
hdsp_write(hdsp, HDSP_control2Reg, HDSP_S300);
hdsp_write(hdsp, HDSP_control2Reg, HDSP_S_LOAD);
hdsp_write(hdsp, HDSP_fifoData, 0);
- if (hdsp_fifo_wait(hdsp, 0, HDSP_SHORT_WAIT) == 0) {
- hdsp->io_type = Multiface;
- dev_info(hdsp->card->dev, "Multiface found\n");
- return 0;
- }
+ if (hdsp_fifo_wait(hdsp, 0, HDSP_SHORT_WAIT) == 0)
+ goto set_multi;

hdsp_write(hdsp, HDSP_control2Reg, HDSP_S300);
hdsp_write(hdsp, HDSP_control2Reg, HDSP_S_LOAD);
hdsp_write(hdsp, HDSP_fifoData, 0);
- if (hdsp_fifo_wait(hdsp, 0, HDSP_SHORT_WAIT) < 0) {
- hdsp->io_type = Multiface;
- dev_info(hdsp->card->dev, "Multiface found\n");
- return 0;
- }
+ if (hdsp_fifo_wait(hdsp, 0, HDSP_SHORT_WAIT) < 0)
+ goto set_multi;

hdsp->io_type = RPM;
dev_info(hdsp->card->dev, "RPM found\n");
@@ -838,6 +829,11 @@ static int hdsp_get_iobox_version (struct hdsp *hdsp)
hdsp->io_type = Digiface;
}
return 0;
+
+set_multi:
+ hdsp->io_type = Multiface;
+ dev_info(hdsp->card->dev, "Multiface found\n");
+ return 0;
}


--
2.14.1