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From: tip-bot for Ferdinand Blomqvist <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: mingo@kernel.org, tglx@linutronix.de,
	linux-kernel@vger.kernel.org, hpa@zytor.com,
	ferdinand.blomqvist@gmail.com
Subject: [tip:core/rslib] rslib: decode_rs: Code cleanup
Date: Wed, 26 Jun 2019 06:03:25 -0700	[thread overview]
Message-ID: <tip-647cc9ece63fdba573a31bdafa54fb2d388c3c83@git.kernel.org> (raw)
In-Reply-To: <20190620141039.9874-5-ferdinand.blomqvist@gmail.com>

Commit-ID:  647cc9ece63fdba573a31bdafa54fb2d388c3c83
Gitweb:     https://git.kernel.org/tip/647cc9ece63fdba573a31bdafa54fb2d388c3c83
Author:     Ferdinand Blomqvist <ferdinand.blomqvist@gmail.com>
AuthorDate: Thu, 20 Jun 2019 17:10:36 +0300
Committer:  Thomas Gleixner <tglx@linutronix.de>
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@gmail.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lkml.kernel.org/r/20190620141039.9874-5-ferdinand.blomqvist@gmail.com

---
 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;

  reply	other threads:[~2019-06-26 13:03 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-20 14:10 [PATCH v2 0/7] rslib: RS decoder is severely broken Ferdinand Blomqvist
2019-06-20 14:10 ` [PATCH v2 1/7] rslib: Add tests for the encoder and decoder Ferdinand Blomqvist
2019-06-26 13:01   ` [tip:core/rslib] " tip-bot for Ferdinand Blomqvist
2019-07-09 18:06   ` [PATCH v2 1/7] " Geert Uytterhoeven
2019-07-09 18:27     ` Thomas Gleixner
2019-06-20 14:10 ` [PATCH v2 2/7] rslib: Fix decoding of shortened codes Ferdinand Blomqvist
2019-06-26 13:01   ` [tip:core/rslib] " tip-bot for Ferdinand Blomqvist
2019-06-20 14:10 ` [PATCH v2 3/7] rslib: decode_rs: Fix length parameter check Ferdinand Blomqvist
2019-06-26 13:02   ` [tip:core/rslib] " tip-bot for Ferdinand Blomqvist
2019-06-20 14:10 ` [PATCH v2 4/7] rslib: decode_rs: code cleanup Ferdinand Blomqvist
2019-06-26 13:03   ` tip-bot for Ferdinand Blomqvist [this message]
2019-06-20 14:10 ` [PATCH v2 5/7] rslib: Fix handling of of caller provided syndrome Ferdinand Blomqvist
2019-06-26 13:04   ` [tip:core/rslib] " tip-bot for Ferdinand Blomqvist
2019-06-20 14:10 ` [PATCH v2 6/7] rslib: Update documentation Ferdinand Blomqvist
2019-06-26 13:04   ` [tip:core/rslib] " tip-bot for Ferdinand Blomqvist
2019-06-20 14:10 ` [PATCH v2 7/7] rslib: Fix remaining decoder flaws Ferdinand Blomqvist
2019-06-26 13:05   ` [tip:core/rslib] " tip-bot for Ferdinand Blomqvist
2019-06-26 12:57 ` [PATCH v2 0/7] rslib: RS decoder is severely broken Thomas Gleixner

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