diff options
| author | fain <devnull@localhost> | 2017-03-25 23:46:55 -0500 |
|---|---|---|
| committer | fain <devnull@localhost> | 2017-03-25 23:46:55 -0500 |
| commit | dea465676804d655d55c50debd3027755285e350 (patch) | |
| tree | 21ef07f90e06dadaee88e6e2a8cf360ce94b4cd8 | |
| parent | 06485acec6454873fd73c7dfde5a2b88fc4bb605 (diff) | |
| download | pidgin-dea465676804d655d55c50debd3027755285e350.tar.gz | |
Applying fain's patch which fixes 15755
| -rw-r--r-- | libpurple/ft.c | 28 |
1 files changed, 19 insertions, 9 deletions
diff --git a/libpurple/ft.c b/libpurple/ft.c index fb83ef09a2..c15efcfa70 100644 --- a/libpurple/ft.c +++ b/libpurple/ft.c @@ -916,9 +916,10 @@ void purple_xfer_set_message(PurpleXfer *xfer, const char *message) { g_return_if_fail(xfer != NULL); - - g_free(xfer->message); - xfer->message = g_strdup(message); + if (message != xfer->message) { + g_free(xfer->message); + xfer->message = g_strdup(message); + } } void @@ -926,8 +927,10 @@ purple_xfer_set_filename(PurpleXfer *xfer, const char *filename) { g_return_if_fail(xfer != NULL); - g_free(xfer->filename); - xfer->filename = g_strdup(filename); + if (filename != xfer->filename) { + g_free(xfer->filename); + xfer->filename = g_strdup(filename); + } } void @@ -935,8 +938,10 @@ purple_xfer_set_local_filename(PurpleXfer *xfer, const char *filename) { g_return_if_fail(xfer != NULL); - g_free(xfer->local_filename); - xfer->local_filename = g_strdup(filename); + if (filename != xfer->local_filename) { + g_free(xfer->local_filename); + xfer->local_filename = g_strdup(filename); + } } void @@ -1781,8 +1786,9 @@ purple_xfer_set_thumbnail(PurpleXfer *xfer, gconstpointer thumbnail, { PurpleXferPrivData *priv = g_hash_table_lookup(xfers_data, xfer); - g_free(priv->thumbnail_data); - g_free(priv->thumbnail_mimetype); + /* Hold onto these in case they are equal to passed-in pointers */ + gpointer *old_thumbnail_data = priv->thumbnail_data; + const gchar *old_mimetype = priv->thumbnail_mimetype; if (thumbnail && size > 0) { priv->thumbnail_data = g_memdup(thumbnail, size); @@ -1793,6 +1799,10 @@ purple_xfer_set_thumbnail(PurpleXfer *xfer, gconstpointer thumbnail, priv->thumbnail_size = 0; priv->thumbnail_mimetype = NULL; } + + /* Now it's safe to free the pointers */ + g_free(old_thumbnail_data); + g_free(old_mimetype); } void |