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media:atomisp:pci: Remove comparinson on bool tests

PATCH In review Georgiana Rodica Chelu 2 participants 2 messages Mar 6, 2017 – Mar 7, 2017

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#0 lore raw

PATCH 1/1 media:atomisp:pci: Remove comparinson on bool tests

Remove the comparison when a bool test to make
the code easy to read.

---
 .../pci/atomisp2/css2400/runtime/isys/src/virtual_isys.c     | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)
drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/isys/src/virtual_isys.c +6 -6
index 0f1e8a2..f1fc3b5 100644
@@ -331,7 +331,7 @@ static bool create_input_system_channel(
 		break;
 	}
 
-	if (rc == false)
+	if (!rc)
 		return false;
 
 	if (!acquire_sid(me->stream2mmio_id, &(me->stream2mmio_sid_id))) {
@@ -474,7 +474,7 @@ static bool calculate_input_system_channel_cfg(
 
 	rc = calculate_stream2mmio_cfg(isys_cfg, metadata,
 			&(channel_cfg->stream2mmio_cfg));
-	if (rc == false)
+	if (!rc)
 		return false;
 
 	rc = calculate_ibuf_ctrl_cfg(
@@ -482,7 +482,7 @@ static bool calculate_input_system_channel_cfg(
 			input_port,
 			isys_cfg,
 			&(channel_cfg->ibuf_ctrl_cfg));
-	if (rc == false)
+	if (!rc)
 		return false;
 	if (metadata)
 		channel_cfg->ibuf_ctrl_cfg.stores_per_frame = isys_cfg->metadata.lines_per_frame;
@@ -491,7 +491,7 @@ static bool calculate_input_system_channel_cfg(
 			channel,
 			isys_cfg,
 			&(channel_cfg->dma_cfg));
-	if (rc == false)
+	if (!rc)
 		return false;
 
 	rc = calculate_isys2401_dma_port_cfg(
@@ -499,7 +499,7 @@ static bool calculate_input_system_channel_cfg(
 			false,
 			metadata,
 			&(channel_cfg->dma_src_port_cfg));
-	if (rc == false)
+	if (!rc)
 		return false;
 
 	rc = calculate_isys2401_dma_port_cfg(
@@ -507,7 +507,7 @@ static bool calculate_input_system_channel_cfg(
 			isys_cfg->raw_packed,
 			metadata,
 			&(channel_cfg->dma_dest_port_cfg));
-	if (rc == false)
+	if (!rc)
 		return false;
 
 	return true;
Signature · 1 line
2.7.4
#1 lore raw
Quoted 2 lines · Georgiana Rodica Chelu

Remove the comparison when a bool test to make
the code easy to read.

I wonder if this is really worth doing. I looked at some of the functions, and they don't seem like predicates. It seems that false means failure. It could be better to return 0 for success or error codes for failure.

I would suggest to do this slowly, ie one function at a time, to the extent possible, rather than trying to do the whole thing at once, which is likely to be error prone.

julia

Quoted 74 lines
---
 .../pci/atomisp2/css2400/runtime/isys/src/virtual_isys.c     | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)
drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/isys/src/virtual_isys.c +6 -7
index 0f1e8a2..f1fc3b5 100644
@@ -331,7 +331,7 @@ static bool create_input_system_channel(
 		break;
 	}
 
-	if (rc == false)
+	if (!rc)
 		return false;
 
 	if (!acquire_sid(me->stream2mmio_id, &(me->stream2mmio_sid_id))) {
@@ -474,7 +474,7 @@ static bool calculate_input_system_channel_cfg(
 
 	rc = calculate_stream2mmio_cfg(isys_cfg, metadata,
 			&(channel_cfg->stream2mmio_cfg));
-	if (rc == false)
+	if (!rc)
 		return false;
 
 	rc = calculate_ibuf_ctrl_cfg(
@@ -482,7 +482,7 @@ static bool calculate_input_system_channel_cfg(
 			input_port,
 			isys_cfg,
 			&(channel_cfg->ibuf_ctrl_cfg));
-	if (rc == false)
+	if (!rc)
 		return false;
 	if (metadata)
 		channel_cfg->ibuf_ctrl_cfg.stores_per_frame = isys_cfg->metadata.lines_per_frame;
@@ -491,7 +491,7 @@ static bool calculate_input_system_channel_cfg(
 			channel,
 			isys_cfg,
 			&(channel_cfg->dma_cfg));
-	if (rc == false)
+	if (!rc)
 		return false;
 
 	rc = calculate_isys2401_dma_port_cfg(
@@ -499,7 +499,7 @@ static bool calculate_input_system_channel_cfg(
 			false,
 			metadata,
 			&(channel_cfg->dma_src_port_cfg));
-	if (rc == false)
+	if (!rc)
 		return false;
 
 	rc = calculate_isys2401_dma_port_cfg(
@@ -507,7 +507,7 @@ static bool calculate_input_system_channel_cfg(
 			isys_cfg->raw_packed,
 			metadata,
 			&(channel_cfg->dma_dest_port_cfg));
-	if (rc == false)
+	if (!rc)
 		return false;
 
 	return true;
--

2.7.4

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