[PATCH v2 4/7] rslib: decode_rs: code cleanup

From: Ferdinand Blomqvist
Date: Thu Jun 20 2019 - 10:16:15 EST


Nothing useful was done after the finish label when count is negative so
return directly instead of jumping to finish.

Signed-off-by: Ferdinand Blomqvist <ferdinand.blomqvist@xxxxxxxxx>
---
lib/reed_solomon/decode_rs.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/lib/reed_solomon/decode_rs.c b/lib/reed_solomon/decode_rs.c
index 22006eaa41e6..78629bbe6590 100644
--- a/lib/reed_solomon/decode_rs.c
+++ b/lib/reed_solomon/decode_rs.c
@@ -88,8 +88,7 @@
/* if syndrome is zero, data[] is a codeword and there are no
* errors to correct. So return data[] unmodified
*/
- count = 0;
- goto finish;
+ return 0;
}

decode:
@@ -202,8 +201,7 @@
* deg(lambda) unequal to number of roots => uncorrectable
* error detected
*/
- count = -EBADMSG;
- goto finish;
+ return -EBADMSG;
}
/*
* Compute err+eras evaluator poly omega(x) = s(x)*lambda(x) (modulo
@@ -261,7 +259,6 @@
}
}

-finish:
if (eras_pos != NULL) {
for (i = 0; i < count; i++)
eras_pos[i] = loc[i] - pad;
--
2.17.2