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tar: fix numbered backup bug

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* src/misc.c (maybe_backup_file): Pass chdir_fd, not AT_FDCWD,
to find_backup_file_name.  This fixes a bug whereby the wrong
backup file name was chosen for numbered backups.
This commit is contained in:
Paul Eggert
2018-10-28 16:23:51 -07:00
parent 9fc1cb40f9
commit 2777a2bfd9
1 changed files with 1 additions and 1 deletions
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src/misc.c
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@@ -727,7 +727,7 @@ maybe_backup_file (const char *file_name, bool this_is_the_archive)
&& (S_ISBLK (file_stat.st_mode) || S_ISCHR (file_stat.st_mode)))
return true;
after_backup_name = find_backup_file_name (AT_FDCWD, file_name, backup_type);
after_backup_name = find_backup_file_name (chdir_fd, file_name, backup_type);
if (! after_backup_name)
xalloc_die ();