cmd: avb: print error message if command fails

Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>

diff --git a/cmd/avb.c b/cmd/avb.c
index ca4b26d..ff00be4 100644 (file)
--- a/cmd/avb.c
+++ b/cmd/avb.c
@@ -35,6 +35,8 @@ int do_avb_init(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
        if (avb_ops)
                return CMD_RET_SUCCESS;
 
+       printf("Failed to initialize avb2\n");
+
        return CMD_RET_FAILURE;
 }
 
@@ -65,6 +67,8 @@ int do_avb_read_part(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
                return CMD_RET_SUCCESS;
        }
 
+       printf("Failed to read from partition\n");
+
        return CMD_RET_FAILURE;
 }
 
@@ -108,6 +112,8 @@ int do_avb_read_part_hex(cmd_tbl_t *cmdtp, int flag, int argc,
                return CMD_RET_SUCCESS;
        }
 
+       printf("Failed to read from partition\n");
+
        free(buffer);
        return CMD_RET_FAILURE;
 }
@@ -138,6 +144,8 @@ int do_avb_write_part(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
                return CMD_RET_SUCCESS;
        }
 
+       printf("Failed to write in partition\n");
+
        return CMD_RET_FAILURE;
 }
 
@@ -161,6 +169,9 @@ int do_avb_read_rb(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
                printf("Rollback index: %llx\n", rb_idx);
                return CMD_RET_SUCCESS;
        }
+
+       printf("Failed to read rollback index\n");
+
        return CMD_RET_FAILURE;
 }
 
@@ -184,6 +195,8 @@ int do_avb_write_rb(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
            AVB_IO_RESULT_OK)
                return CMD_RET_SUCCESS;
 
+       printf("Failed to write rollback index\n");
+
        return CMD_RET_FAILURE;
 }
 
@@ -210,6 +223,8 @@ int do_avb_get_uuid(cmd_tbl_t *cmdtp, int flag,
                return CMD_RET_SUCCESS;
        }
 
+       printf("Failed to read UUID\n");
+
        return CMD_RET_FAILURE;
 }
 
@@ -320,6 +335,8 @@ int do_avb_is_unlocked(cmd_tbl_t *cmdtp, int flag,
                return CMD_RET_SUCCESS;
        }
 
+       printf("Can't determine device lock state.\n");
+
        return CMD_RET_FAILURE;
 }