From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Fri, 8 Sep 2017 22:37:00 +0200
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The script “checkpatch.pl” pointed information out like the following.
Comparison to NULL could be written …
Thus fix the affected source code places.
Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/media/platform/s5p-mfc/s5p_mfc.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc.c b/drivers/media/platform/s5p-mfc/s5p_mfc.c
index abfb70b07032..cf68aed59e0d 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc.c
@@ -470,7 +470,7 @@ static void s5p_mfc_handle_error(struct s5p_mfc_dev *dev,
{
mfc_err("Interrupt Error: %08x\n", err);
- if (ctx != NULL) {
+ if (ctx) {
/* Error recovery is dependent on the state of context */
switch (ctx->state) {
case MFCINST_RES_CHANGE_INIT:
@@ -508,7 +508,7 @@ static void s5p_mfc_handle_seq_done(struct s5p_mfc_ctx *ctx,
{
struct s5p_mfc_dev *dev;
- if (ctx == NULL)
+ if (!ctx)
return;
dev = ctx->dev;
if (ctx->c_ops->post_seq_start) {
@@ -562,7 +562,7 @@ static void s5p_mfc_handle_init_buffers(struct s5p_mfc_ctx *ctx,
struct s5p_mfc_buf *src_buf;
struct s5p_mfc_dev *dev;
- if (ctx == NULL)
+ if (!ctx)
return;
dev = ctx->dev;
s5p_mfc_hw_call(dev->mfc_ops, clear_int_flags, dev);
@@ -1289,7 +1289,7 @@ static int s5p_mfc_probe(struct platform_device *pdev)
return PTR_ERR(dev->regs_base);
res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
- if (res == NULL) {
+ if (!res) {
dev_err(&pdev->dev, "failed to get irq resource\n");
return -ENOENT;
}
--
2.14.1
