[tip:core/rslib] rslib: decode_rs: Code cleanup

From: tip-bot for Ferdinand Blomqvist
Date: Wed Jun 26 2019 - 09:03:35 EST


Commit-ID: 647cc9ece63fdba573a31bdafa54fb2d388c3c83
Gitweb: https://git.kernel.org/tip/647cc9ece63fdba573a31bdafa54fb2d388c3c83
Author: Ferdinand Blomqvist <ferdinand.blomqvist@xxxxxxxxx>
AuthorDate: Thu, 20 Jun 2019 17:10:36 +0300
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Wed, 26 Jun 2019 14:55:46 +0200

rslib: decode_rs: Code cleanup

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>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Link: https://lkml.kernel.org/r/20190620141039.9874-5-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;