* [PATCH] w1: ds2438: remove redundant initialization of variable crc
@ 2022-05-22 19:46 Colin Ian King
2023-05-08 8:59 ` Krzysztof Kozlowski
0 siblings, 1 reply; 2+ messages in thread
From: Colin Ian King @ 2022-05-22 19:46 UTC (permalink / raw)
To: Evgeniy Polyakov; +Cc: kernel-janitors, linux-kernel
Variable crc is being initialized with a value that is never read,
it is being re-assigned later on. The initialization is redundant
and can be removed.
Cleans up clang scan build warning:
warning: Value stored to 'crc' is never read [deadcode.DeadStores]
Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
---
drivers/w1/slaves/w1_ds2438.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/drivers/w1/slaves/w1_ds2438.c b/drivers/w1/slaves/w1_ds2438.c
index ca64f99c8f3d..e008c27b3db9 100644
--- a/drivers/w1/slaves/w1_ds2438.c
+++ b/drivers/w1/slaves/w1_ds2438.c
@@ -66,8 +66,6 @@ static int w1_ds2438_get_page(struct w1_slave *sl, int pageno, u8 *buf)
size_t count;
while (retries--) {
- crc = 0;
-
if (w1_reset_select_slave(sl))
continue;
w1_buf[0] = W1_DS2438_RECALL_MEMORY;
--
2.35.3
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2022-05-22 19:46 [PATCH] w1: ds2438: remove redundant initialization of variable crc Colin Ian King
2023-05-08 8:59 ` Krzysztof Kozlowski
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