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discard_cache(): discard index, even if no file was mmap()ed

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Since add_cacheinfo() can be called without a mapped index file,
discard_cache() _has_ to discard the entries, even when
cache_mmap == NULL.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Johannes Schindelin 2006-08-10 16:47:21 +02:00 committed by Junio C Hamano
parent 984b65707e
commit 4147d801db
1 changed files with 3 additions and 3 deletions
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6
read-cache.c
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@ -840,14 +840,14 @@ int discard_cache()
{
int ret;
active_nr = active_cache_changed = 0;
index_file_timestamp = 0;
cache_tree_free(&active_cache_tree);
if (cache_mmap == NULL)
return 0;
ret = munmap(cache_mmap, cache_mmap_size);
cache_mmap = NULL;
cache_mmap_size = 0;
active_nr = active_cache_changed = 0;
index_file_timestamp = 0;
cache_tree_free(&active_cache_tree);
/* no need to throw away allocated active_cache */
return ret;