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-rw-r--r--util-linux/fdisk.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/util-linux/fdisk.c b/util-linux/fdisk.c
index 2a91a8f2f..7981abc9f 100644
--- a/util-linux/fdisk.c
+++ b/util-linux/fdisk.c
@@ -638,8 +638,16 @@ static void
638seek_sector(ullong secno) 638seek_sector(ullong secno)
639{ 639{
640 secno *= sector_size; 640 secno *= sector_size;
641#if ENABLE_FDISK_SUPPORT_LARGE_DISKS
641 if (lseek64(fd, (off64_t)secno, SEEK_SET) == (off64_t) -1) 642 if (lseek64(fd, (off64_t)secno, SEEK_SET) == (off64_t) -1)
642 fdisk_fatal(unable_to_seek); 643 fdisk_fatal(unable_to_seek);
644#else
645 if (secno > MAXINT(off_t)
646 || lseek(fd, (off_t)secno, SEEK_SET) == (off_t) -1
647 ) {
648 fdisk_fatal(unable_to_seek);
649 }
650#endif
643} 651}
644 652
645#if ENABLE_FEATURE_FDISK_WRITABLE 653#if ENABLE_FEATURE_FDISK_WRITABLE