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-rw-r--r--image/png.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/image/png.c b/image/png.c
index 5f01b2387..fc6e745a6 100644
--- a/image/png.c
+++ b/image/png.c
@@ -267,6 +267,15 @@ bool nspng_convert(struct content *c)
assert(c->data.png.png != NULL);
assert(c->data.png.info != NULL);
+ if (c->data.png.bitmap == NULL) {
+ union content_msg_data msg_data;
+
+ msg_data.error = messages_get("PNGError");
+ content_broadcast(c, CONTENT_MSG_ERROR, msg_data);
+ c->status = CONTENT_STATUS_ERROR;
+ return false;
+ }
+
data = content__get_source_data(c, &size);
png_destroy_read_struct(&c->data.png.png, &c->data.png.info, 0);