1 files changed, 2 insertions, 2 deletions

diff --git a/networking/tftp.c b/networking/tftp.c
index bfe94aca2..6213d6622 100644
--- a/networking/tftp.c
+++ b/networking/tftp.c
@@ -373,7 +373,7 @@ static int tftp(const int cmd, const struct hostent *host,
                                 res = tftp_option_get(&buf[2], len - 2, OPTION_BLOCKSIZE);
 
                                 if (res) {
-                                        int blksize = atoi(res);
+                                        int blksize = xatoi_u(res);
 
                                         if (tftp_blocksize_check(blksize, tftp_bufsize - 4)) {
 
@@ -516,7 +516,7 @@ int tftp_main(int argc, char **argv)
 
 #ifdef CONFIG_FEATURE_TFTP_BLOCKSIZE
         if (sblocksize) {
-                blocksize = atoi(sblocksize);
+                blocksize = xatoi_u(sblocksize);
                 if (!tftp_blocksize_check(blocksize, 0)) {
                         return EXIT_FAILURE;
                 }