[PATCH 15/29] bootm: Move error printing out of boot_get_kernel()

[Simon Glass <sjg@chromium.org>]

The same error message is printed in two places. Move it out to the
caller so we can avoid passing in the command name. Leave the bootstage
handling where it is.

Signed-off-by: Simon Glass <sjg@chromium.org>
---

 boot/bootm.c | 21 +++++++++------------
 1 file changed, 9 insertions(+), 12 deletions(-)

diff --git a/boot/bootm.c b/boot/bootm.c
index a64c253069f9..ec43d4e7e8ba 100644
--- a/boot/bootm.c
+++ b/boot/bootm.c
@@ -104,7 +104,6 @@ static struct legacy_img_hdr *image_get_kernel(ulong img_addr, int verify)
 /**
  * boot_get_kernel() - find kernel image
  *
- * @cmd_name: Name of the command calling this function, e.g. "bootm"
  * @addr_fit: first argument to bootm: address, fit configuration, etc.
  * @os_data: pointer to a ulong variable, will hold os data start address
  * @os_len: pointer to a ulong variable, will hold os data length
@@ -115,13 +114,11 @@ static struct legacy_img_hdr *image_get_kernel(ulong img_addr, int verify)
  * boot_get_kernel() tries to find a kernel image, verifies its integrity
  * and locates kernel data.
  *
- * returns:
- *     pointer to image header if valid image was found, plus kernel start
- *     address and length, otherwise NULL
+ * Return: 0 on success, -ve on error. -EPROTOTYPE means that the image is in
+ * a wrong or unsupported format
  */
-static int boot_get_kernel(const char *cmd_name, const char *addr_fit,
-			   struct bootm_headers *images, ulong *os_data,
-			   ulong *os_len, const void **kernp)
+static int boot_get_kernel(const char *addr_fit, struct bootm_headers *images,
+			   ulong *os_data, ulong *os_len, const void **kernp)
 {
 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
 	struct legacy_img_hdr	*hdr;
@@ -173,8 +170,6 @@ static int boot_get_kernel(const char *cmd_name, const char *addr_fit,
 			*os_len = image_get_data_size(hdr);
 			break;
 		default:
-			printf("Wrong Image Type for %s command\n",
-			       cmd_name);
 			bootstage_error(BOOTSTAGE_ID_CHECK_IMAGETYPE);
 			return -EPROTOTYPE;
 		}
@@ -232,9 +227,8 @@ static int boot_get_kernel(const char *cmd_name, const char *addr_fit,
 	}
 #endif
 	default:
-		printf("Wrong Image Format for %s command\n", cmd_name);
 		bootstage_error(BOOTSTAGE_ID_CHECK_IMAGETYPE);
-		return -EBADF;
+		return -EPROTOTYPE;
 	}
 
 	debug("   kernel data at 0x%08lx, len = 0x%08lx (%ld)\n",
@@ -322,9 +316,12 @@ static int bootm_find_os(struct cmd_tbl *cmdtp, int flag, int argc,
 	int ret;
 
 	/* get kernel image header, start address and length */
-	ret = boot_get_kernel("bootm", argv[0], &images, &images.os.image_start,
+	ret = boot_get_kernel(argv[0], &images, &images.os.image_start,
 			      &images.os.image_len, &os_hdr);
 	if (ret) {
+		if (ret == -EPROTOTYPE)
+			printf("Wrong Image Type for bootm command\n");
+
 		printf("ERROR %dE: can't get kernel image!\n", ret);
 		return 1;
 	}
-- 
2.42.0.869.gea05f2083d-goog