diff options
| author | Reimar Döffinger <Reimar.Doeffinger@gmx.de> | 2014-07-29 21:16:35 +0200 |
|---|---|---|
| committer | Reimar Döffinger <Reimar.Doeffinger@gmx.de> | 2014-08-23 15:28:48 +0200 |
| commit | 8fc9bd0d32f0ef806adddfb7dfc56c538c85f4d4 (patch) | |
| tree | a8e2d6ad6502dfb2390df9a4f8c184f2fc27ca6c /libavutil | |
| parent | 45c7f3997ea11c3d1007b2126b1c0049a8c27105 (diff) | |
dict.c: Free non-strduped av_dict_set arguments on error.
Unfortunately this was not explicitly documented and thus
might be risky.
But all uses I could find in FFmpeg and one in VLC had a memleak
in these cases, and I could not find any that relied on the previous
behaviour.
Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
Diffstat (limited to 'libavutil')
| -rw-r--r-- | libavutil/dict.c | 2 | ||||
| -rw-r--r-- | libavutil/dict.h | 5 | ||||
| -rw-r--r-- | libavutil/version.h | 2 |
3 files changed, 8 insertions, 1 deletions
diff --git a/libavutil/dict.c b/libavutil/dict.c index c17ce7a3cb..bdb56908d3 100644 --- a/libavutil/dict.c +++ b/libavutil/dict.c @@ -126,6 +126,8 @@ err_out: av_free(m->elems); av_freep(pm); } + if (flags & AV_DICT_DONT_STRDUP_KEY) av_free(key); + if (flags & AV_DICT_DONT_STRDUP_VAL) av_free(value); return AVERROR(ENOMEM); } diff --git a/libavutil/dict.h b/libavutil/dict.h index 06f1621d45..9b3381b828 100644 --- a/libavutil/dict.h +++ b/libavutil/dict.h @@ -115,6 +115,9 @@ int av_dict_count(const AVDictionary *m); /** * Set the given entry in *pm, overwriting an existing entry. * + * Note: If AV_DICT_DONT_STRDUP_KEY or AV_DICT_DONT_STRDUP_VAL is set, + * these arguments will be freed on error. + * * @param pm pointer to a pointer to a dictionary struct. If *pm is NULL * a dictionary struct is allocated and put in *pm. * @param key entry key to add to *pm (will be av_strduped depending on flags) @@ -127,6 +130,8 @@ int av_dict_set(AVDictionary **pm, const char *key, const char *value, int flags /** * Convenience wrapper for av_dict_set that converts the value to a string * and stores it. + * + * Note: If AV_DICT_DONT_STRDUP_KEY is set, key will be freed on error. */ int av_dict_set_int(AVDictionary **pm, const char *key, int64_t value, int flags); diff --git a/libavutil/version.h b/libavutil/version.h index 4236ed24fd..8311cddce0 100644 --- a/libavutil/version.h +++ b/libavutil/version.h @@ -56,7 +56,7 @@ */ #define LIBAVUTIL_VERSION_MAJOR 54 -#define LIBAVUTIL_VERSION_MINOR 6 +#define LIBAVUTIL_VERSION_MINOR 7 #define LIBAVUTIL_VERSION_MICRO 100 #define LIBAVUTIL_VERSION_INT AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \ |