From git  Tue Apr 15 06:49:57 2014
From: Johannes Sixt <j.sixt () viscovery ! net>
Date: Tue, 15 Apr 2014 06:49:57 +0000
To: git
Subject: Re: [PATCH v3 16/25] commit_lock_file(): die() if called for unlocked lockfile object
Message-Id: <534CD695.20306 () viscovery ! net>
X-MARC-Message: https://marc.info/?l=git&m=139754461315053

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;
> 
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