[libpng15] Fixed a potential null pointer dereference in png_set_text_2()

(bug report and patch by Patrick Keshishian)

1 files changed, 1 insertions, 0 deletions

diff --git a/png.c b/png.c
index 916eab4c8..26c455640 100644
--- a/png.c
+++ b/png.c
@@ -369,6 +369,7 @@ png_free_data(png_structp png_ptr, png_infop info_ptr, png_uint_32 mask,
          png_free(png_ptr, info_ptr->text);
          info_ptr->text = NULL;
          info_ptr->num_text = 0;
+         info_ptr->max_text = 0;
       }
    }
 #endif