my issue

fsck -n
fsck 1.41.3 (12-Oct-2008)
e2fsck 1.41.3 (12-Oct-2008)
Warning!  /dev/sda1 is mounted.
Warning: skipping journal recovery because doing a read-only filesystem check.
/dev/sda1 contains a file system with errors, check forced.
Pass 1: Checking inodes, blocks, and sizes
Inode 491577, i_size is 2836698590, should be 2836725760.  Fix? no

Inode 491577, i_blocks is 5545856, should be 5545904.  Fix? no