Thread (32 messages) 32 messages, 3 authors, 2016-06-15

[PATCH v3 10/25] delete_ref_loose(): don't muck around in the lock_file's filename

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STALE3768d

From: Michael Haggerty <hidden>
Date: 2016-06-15 23:00:42
Subsystem: the rest · Maintainer: Linus Torvalds

Revision v3 of 6 in this series.

Revisions (6)
  1. v2 [diff vs current]
  2. v3 current
  3. v4 [diff vs current]
  4. v5 [diff vs current]
  5. v6 [diff vs current]
  6. v7 [diff vs current]
It's bad manners.  Especially since, if unlink_or_warn() failed, the
memory wasn't restored to its original contents.

So make our own copy to work with.

Signed-off-by: Michael Haggerty <redacted>
---
 refs.c | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)
diff --git a/refs.c b/refs.c
index 2805b31..20c483b 100644
--- a/refs.c
+++ b/refs.c
@@ -2486,12 +2486,15 @@ static int repack_without_ref(const char *refname)
 static int delete_ref_loose(struct ref_lock *lock, int flag)
 {
 	if (!(flag & REF_ISPACKED) || flag & REF_ISSYMREF) {
-		/* loose */
-		int err, i = strlen(lock->lk->filename) - LOCK_SUFFIX_LEN;
-
-		lock->lk->filename[i] = 0;
-		err = unlink_or_warn(lock->lk->filename);
-		lock->lk->filename[i] = LOCK_SUFFIX[0];
+		/*
+		 * loose.  The loose file name is the same as the
+		 * lockfile name, minus ".lock":
+		 */
+		char *loose_filename = xmemdupz(
+				lock->lk->filename,
+				strlen(lock->lk->filename) - LOCK_SUFFIX_LEN);
+		int err = unlink_or_warn(loose_filename);
+		free(loose_filename);
 		if (err && errno != ENOENT)
 			return 1;
 	}
-- 
1.9.1
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