git.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Johannes Sixt <j.sixt@viscovery.net>
To: Michael Haggerty <mhagger@alum.mit.edu>,
	Junio C Hamano <gitster@pobox.com>
Cc: git@vger.kernel.org, "Jeff King" <peff@peff.net>,
	"Torsten Bögershausen" <tboegi@web.de>,
	"Eric Sunshine" <sunshine@sunshineco.com>
Subject: Re: [PATCH v3 16/25] commit_lock_file(): die() if called for unlocked lockfile object
Date: Tue, 15 Apr 2014 08:49:57 +0200	[thread overview]
Message-ID: <534CD695.20306@viscovery.net> (raw)
In-Reply-To: <1397483695-10888-17-git-send-email-mhagger@alum.mit.edu>

Am 4/14/2014 15:54, schrieb Michael Haggerty:
> diff --git a/lockfile.c b/lockfile.c
> index 664b0c3..1453a7a 100644
> --- a/lockfile.c
> +++ b/lockfile.c
> @@ -292,6 +292,9 @@ int commit_lock_file(struct lock_file *lk)
>  	if (lk->fd >= 0 && close_lock_file(lk))
>  		return -1;
>  
> +	if (!lk->filename[0])
> +		die("BUG: attempt to commit unlocked object");
> +

Shouldn't this be the first thing to check after entering the function?

>  	strcpy(result_file, lk->filename);
>  	/* remove ".lock": */
>  	result_file[strlen(result_file) - LOCK_SUFFIX_LEN] = 0;
> 

  reply	other threads:[~2014-04-15  6:50 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-04-14 13:54 [PATCH v3 00/25] Lockfile correctness and refactoring Michael Haggerty
2014-04-14 13:54 ` [PATCH v3 01/25] unable_to_lock_die(): rename function from unable_to_lock_index_die() Michael Haggerty
2014-04-14 13:54 ` [PATCH v3 02/25] api-lockfile: expand the documentation Michael Haggerty
2014-04-14 13:54 ` [PATCH v3 03/25] rollback_lock_file(): do not clear filename redundantly Michael Haggerty
2014-04-14 13:54 ` [PATCH v3 04/25] rollback_lock_file(): set fd to -1 Michael Haggerty
2014-04-14 13:54 ` [PATCH v3 05/25] lockfile: unlock file if lockfile permissions cannot be adjusted Michael Haggerty
2014-04-14 13:54 ` [PATCH v3 06/25] hold_lock_file_for_append(): release lock on errors Michael Haggerty
2014-04-14 13:54 ` [PATCH v3 07/25] lock_file(): always add lock_file object to lock_file_list Michael Haggerty
2014-04-14 13:54 ` [PATCH v3 08/25] lockfile.c: document the various states of lock_file objects Michael Haggerty
2014-04-14 13:54 ` [PATCH v3 09/25] cache.h: define constants LOCK_SUFFIX and LOCK_SUFFIX_LEN Michael Haggerty
2014-04-14 13:54 ` [PATCH v3 10/25] delete_ref_loose(): don't muck around in the lock_file's filename Michael Haggerty
2014-04-14 13:54 ` [PATCH v3 11/25] prepare_index(): declare return value to be (const char *) Michael Haggerty
2014-04-14 13:54 ` [PATCH v3 12/25] write_packed_entry_fn(): convert cb_data into a (const int *) Michael Haggerty
2014-04-14 13:54 ` [PATCH v3 13/25] lock_file(): exit early if lockfile cannot be opened Michael Haggerty
2014-04-14 13:54 ` [PATCH v3 14/25] remove_lock_file(): call rollback_lock_file() Michael Haggerty
2014-04-14 13:54 ` [PATCH v3 15/25] commit_lock_file(): inline temporary variable Michael Haggerty
2014-04-14 13:54 ` [PATCH v3 16/25] commit_lock_file(): die() if called for unlocked lockfile object Michael Haggerty
2014-04-15  6:49   ` Johannes Sixt [this message]
2014-04-16 15:17     ` Michael Haggerty
2014-04-14 13:54 ` [PATCH v3 17/25] lockfile: avoid transitory invalid states Michael Haggerty
2014-04-14 13:54 ` [PATCH v3 18/25] struct lock_file: declare some fields volatile Michael Haggerty
2014-04-15  6:55   ` Johannes Sixt
2014-04-16 15:36     ` Michael Haggerty
2014-04-14 13:54 ` [PATCH v3 19/25] try_merge_strategy(): remove redundant lock_file allocation Michael Haggerty
2014-04-14 13:54 ` [PATCH v3 20/25] try_merge_strategy(): use a statically-allocated lock_file object Michael Haggerty
2014-04-14 13:54 ` [PATCH v3 21/25] commit_lock_file(): use a strbuf to manage temporary space Michael Haggerty
2014-04-14 13:54 ` [PATCH v3 22/25] Change lock_file::filename into a strbuf Michael Haggerty
2014-04-14 13:54 ` [PATCH v3 23/25] resolve_symlink(): use a strbuf for internal scratch space Michael Haggerty
2014-04-14 13:54 ` [PATCH v3 24/25] resolve_symlink(): take a strbuf parameter Michael Haggerty
2014-04-14 13:54 ` [PATCH v3 25/25] trim_last_path_elm(): replace last_path_elm() Michael Haggerty
2014-04-15 18:40 ` [PATCH v3 00/25] Lockfile correctness and refactoring Torsten Bögershausen
2014-04-16 19:50   ` Michael Haggerty

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=534CD695.20306@viscovery.net \
    --to=j.sixt@viscovery.net \
    --cc=git@vger.kernel.org \
    --cc=gitster@pobox.com \
    --cc=mhagger@alum.mit.edu \
    --cc=peff@peff.net \
    --cc=sunshine@sunshineco.com \
    --cc=tboegi@web.de \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).