[PATCH 7/8] media: tegra-vde: use 'time_left' variable with wait_for_completion_interruptible_timeout()

From: Wolfram Sang
Date: Mon Jun 03 2024 - 05:30:48 EST


There is a confusing pattern in the kernel to use a variable named 'timeout' to
store the result of wait_for_completion_interruptible_timeout() causing patterns like:

timeout = wait_for_completion_interruptible_timeout(...)
if (!timeout) return -ETIMEDOUT;

with all kinds of permutations. Use 'time_left' as a variable to make the code
self explaining.

Signed-off-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
---
drivers/media/platform/nvidia/tegra-vde/h264.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/media/platform/nvidia/tegra-vde/h264.c b/drivers/media/platform/nvidia/tegra-vde/h264.c
index cfea5572a1b8..d20b7b9fb79c 100644
--- a/drivers/media/platform/nvidia/tegra-vde/h264.c
+++ b/drivers/media/platform/nvidia/tegra-vde/h264.c
@@ -628,14 +628,14 @@ static int tegra_vde_decode_end(struct tegra_vde *vde)
unsigned int read_bytes, macroblocks_nb;
struct device *dev = vde->dev;
dma_addr_t bsev_ptr;
- long timeout;
+ long time_left;
int ret;

- timeout = wait_for_completion_interruptible_timeout(
+ time_left = wait_for_completion_interruptible_timeout(
&vde->decode_completion, msecs_to_jiffies(1000));
- if (timeout < 0) {
- ret = timeout;
- } else if (timeout == 0) {
+ if (time_left < 0) {
+ ret = time_left;
+ } else if (time_left == 0) {
bsev_ptr = tegra_vde_readl(vde, vde->bsev, 0x10);
macroblocks_nb = tegra_vde_readl(vde, vde->sxe, 0xC8) & 0x1FFF;
read_bytes = bsev_ptr ? bsev_ptr - vde->bitstream_data_addr : 0;
--
2.43.0