@@ -490,11 +490,9 @@ bool pdbg_set_backend(enum pdbg_backend backend, const char *backend_option);
* Must be called prior to using any other libpdbg functions.
*
* Device tree can also be specified using PDBG_DTB environment variable
- * pointing to system device tree.
- *
- * If the argument is NULL, then PDBG_DTB will override the default device
- * tree. If the argument is not NULL, then that will override the default
- * device tree and device tree pointed by PDBG_DTB.
+ * pointing to system device tree. If system device tree is specified using
+ * PDBG_DTB, then it will override the default device tree or the specified
+ * device tree.
*
* @note This function can only be called once.
*/
Signed-off-by: Amitay Isaacs <amitay@ozlabs.org> --- libpdbg/libpdbg.h | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-)