iscsi: fix warnings with -Wwrite-strings

[ccan] / ccan / iscsi / pdu.c

diff --git a/ccan/iscsi/pdu.c b/ccan/iscsi/pdu.c
index 4d1802a9ce95ece1f93c08ae14cc384c0de5527a..819065e71800f29a3df4d383ff0b933c6d19fffa 100644 (file)
--- a/ccan/iscsi/pdu.c
+++ b/ccan/iscsi/pdu.c
@@ -88,7 +88,7 @@ void iscsi_free_pdu(struct iscsi_context *iscsi, struct iscsi_pdu *pdu)
 }
 
 
-int iscsi_add_data(struct iscsi_data *data, unsigned char *dptr, int dsize, int pdualignment)
+int iscsi_add_data(struct iscsi_data *data, const unsigned char *dptr, int dsize, int pdualignment)
 {
        int len, aligned;
        unsigned char *buf;
@@ -123,7 +123,7 @@ int iscsi_add_data(struct iscsi_data *data, unsigned char *dptr, int dsize, int
        return 0;
 }
 
-int iscsi_pdu_add_data(struct iscsi_context *iscsi, struct iscsi_pdu *pdu, unsigned char *dptr, int dsize)
+int iscsi_pdu_add_data(struct iscsi_context *iscsi, struct iscsi_pdu *pdu, const unsigned char *dptr, int dsize)
 {
        if (pdu == NULL) {
                printf("trying to add data to NULL pdu\n");