X-Git-Url: https://wimlib.net/git/?p=wimlib;a=blobdiff_plain;f=src%2Fxml.c;h=73ba38e41f14b3f0be756048641d57610936098e;hp=2f67c9851fcc8fe331a3c425cadee3e3d8dba2c7;hb=35dd893208119869db6a90b1d1663f9aea88a3f7;hpb=3b293f2984ccd95cf58363ae448deda14224d310

diff --git a/src/xml.c b/src/xml.c
index 2f67c985..73ba38e4 100644
--- a/src/xml.c
+++ b/src/xml.c
@@ -1356,6 +1356,9 @@ WIMLIBAPI int wimlib_set_image_name(WIMStruct *w, int image, const char *name)
 
 	DEBUG("Setting the name of image %d to %s", image, name);
 
+	if (!w)
+		return WIMLIB_ERR_INVALID_PARAM;
+
 	if (!name || !*name) {
 		ERROR("Must specify a non-empty string for the image name");
 		return WIMLIB_ERR_INVALID_PARAM;
@@ -1393,6 +1396,9 @@ WIMLIBAPI int wimlib_set_image_descripton(WIMStruct *w, int image,
 
 	DEBUG("Setting the description of image %d to %s", image, description);
 
+	if (!w)
+		return WIMLIB_ERR_INVALID_PARAM;
+
 	if (image < 1 || image > w->hdr.image_count) {
 		ERROR("%d is not a valid image", image);
 		return WIMLIB_ERR_INVALID_IMAGE;