[PATCH 16/17] commands: loadxy: Make use of open_and_lseek()

[Andrey Smirnov <andrew.smirnov@gmail.com>]

Save a bit of extra code by replacing explict calls to open() and
lseek() with a single call to open_and_lseek().

Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
---
 commands/loadxy.c | 13 ++-----------
 1 file changed, 2 insertions(+), 11 deletions(-)

diff --git a/commands/loadxy.c b/commands/loadxy.c
index 2bfe482fc..85efad67c 100644
--- a/commands/loadxy.c
+++ b/commands/loadxy.c
@@ -37,6 +37,7 @@
 #include <fcntl.h>
 #include <fs.h>
 #include <malloc.h>
+#include <libfile.h>
 
 #define DEF_FILE	"image.bin"
 
@@ -176,21 +177,11 @@ static int do_loadx(int argc, char *argv[])
 		output_file = DEF_FILE;
 
 	/* File should exist */
-	ofd = open(output_file, O_WRONLY | O_CREAT);
+	ofd = open_and_lseek(output_file, O_WRONLY | O_CREAT, offset);
 	if (ofd < 0) {
 		perror(argv[0]);
 		return 3;
 	}
-	/* Seek to the right offset */
-	if (offset) {
-		int seek = lseek(ofd, offset, SEEK_SET);
-		if (seek != offset) {
-			close(ofd);
-			ofd = 0;
-			perror(argv[0]);
-			return 4;
-		}
-	}
 
 	current_baudrate = console_get_baudrate(cdev);
 
-- 
2.20.1


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