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[PATCH] mailsplit.c: remove dead code

From
Stefan Beller <stefanbeller@gmail.com>
Date
Aug 12, 2014, 21:21 UTC
Message-ID
<1407878487-23530-1-git-send-email-stefanbeller@gmail.com>
In-Reply-To
<53EA430E.8050905@web.de>
This was found by coverity. (Id: 290001)

The variable 'output' is assigned to a value after all gotos to the corrupt label.

Remove the goto by moving the errorhandling code to the condition, which detects the error.

Signed-off-by: Stefan Beller <stefanbeller@gmail.com>
Helped-by: René Scharfe <l.s.r@web.de>
---
 builtin/mailsplit.c | 17 ++++++-----------
 1 file changed, 6 insertions(+), 11 deletions(-)
If I understood correctly, this is what you had in mind?

Thanks, Stefan

diff --git a/builtin/mailsplit.c b/builtin/mailsplit.c
index 06296d4..763cda0 100644
--- a/builtin/mailsplit.c
+++ b/builtin/mailsplit.c
@@ -53,14 +53,16 @@ static int keep_cr;
  */
 static int split_one(FILE *mbox, const char *name, int allow_bare)
 {
-	FILE *output = NULL;
+	FILE *output;
 	int fd;
 	int status = 0;
 	int is_bare = !is_from_line(buf.buf, buf.len);
 
-	if (is_bare && !allow_bare)
-		goto corrupt;
-
+	if (is_bare && !allow_bare) {
+		unlink(name);
+		fprintf(stderr, "corrupt mailbox\n");
+		exit(1);
+	}
 	fd = open(name, O_WRONLY | O_CREAT | O_EXCL, 0666);
 	if (fd < 0)
 		die_errno("cannot open output file '%s'", name);
@@ -91,13 +93,6 @@ static int split_one(FILE *mbox, const char *name, int allow_bare)
 	}
 	fclose(output);
 	return status;
-
- corrupt:
-	if (output)
-		fclose(output);
-	unlink(name);
-	fprintf(stderr, "corrupt mailbox\n");
-	exit(1);
 }
 
 static int populate_maildir_list(struct string_list *list, const char *path)
-- 
2.1.0.rc2
Previous: René ScharfeNext: Matthieu Moy
Message 3 of 9 in “mailsplit.c: remove dead code”
  1. mailsplit.c: remove dead codeStefan Beller, Aug 11, 2014
  2. René ScharfeAug 12, 2014
  3. mailsplit.c: remove dead codeStefan Beller, Aug 12, 2014
  4. Matthieu MoyAug 12, 2014
  5. Junio C HamanoAug 12, 2014
  6. Junio C HamanoAug 12, 2014
  7. Matthieu MoyAug 12, 2014
  8. Jonathan NiederAug 12, 2014
  9. Jeff KingAug 17, 2014

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