[PATCH 3/7] bootm: implement UIMAGE_IS_ADDRESS_VALID helper

[Ahmad Fatoum <a.fatoum@pengutronix.de>]

Instead of open-coding the comparison against the two magic UIMAGE_
constants, introduce a UIMAGE_IS_ADDRESS_VALID helper.

Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
---
 common/booti.c  | 3 +--
 include/bootm.h | 3 +++
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/common/booti.c b/common/booti.c
index c8f6b5d4fc6d..40611b8f7228 100644
--- a/common/booti.c
+++ b/common/booti.c
@@ -15,8 +15,7 @@ static unsigned long get_kernel_address(unsigned long os_address,
 	resource_size_t start, end;
 	int ret;
 
-	if (os_address == UIMAGE_SOME_ADDRESS ||
-	    os_address == UIMAGE_INVALID_ADDRESS) {
+	if (!UIMAGE_IS_ADDRESS_VALID(os_address)) {
 		ret = memory_bank_first_find_space(&start, &end);
 		if (ret)
 			return UIMAGE_INVALID_ADDRESS;
diff --git a/include/bootm.h b/include/bootm.h
index bc6c69e8134d..b35deb25bf8f 100644
--- a/include/bootm.h
+++ b/include/bootm.h
@@ -154,6 +154,9 @@ bool bootm_signed_images_are_forced(void);
 void bootm_force_signed_images(void);
 
 #define UIMAGE_SOME_ADDRESS (UIMAGE_INVALID_ADDRESS - 1)
+#define UIMAGE_IS_ADDRESS_VALID(addr) \
+	((addr) != UIMAGE_INVALID_ADDRESS && \
+	 (addr) != UIMAGE_SOME_ADDRESS)
 
 void *booti_load_image(struct image_data *data, phys_addr_t *oftree);
 
-- 
2.39.5