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avformat/cache: cleanup cache file on cache write failure

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-12-26 01:13:49 +01:00
parent 68609edd4a
commit 954fc854f2
1 changed files with 3 additions and 1 deletions
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4
libavformat/cache.c
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@ -92,7 +92,7 @@ static int cache_open(URLContext *h, const char *arg, int flags)
static int add_entry(URLContext *h, const unsigned char *buf, int size) static int add_entry(URLContext *h, const unsigned char *buf, int size)
{ {
Context *c= h->priv_data; Context *c= h->priv_data;
int64_t pos; int64_t pos = -1;
int ret; int ret;
CacheEntry *entry = av_malloc(sizeof(*entry)); CacheEntry *entry = av_malloc(sizeof(*entry));
CacheEntry *entry_ret; CacheEntry *entry_ret;
@ -132,6 +132,8 @@ static int add_entry(URLContext *h, const unsigned char *buf, int size)
return 0; return 0;
fail: fail:
if (pos >= 0)
ftruncate(c->fd, pos);
av_free(entry); av_free(entry);
av_free(node); av_free(node);
return ret; return ret;