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Commit ae663d46 authored by Linux Build Service Account's avatar Linux Build Service Account Committed by Gerrit - the friendly Code Review server
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Merge "BACKPORT: f2fs: sanity check log_blocks_per_seg"

parents ef83d92e d7b6e8af

fs/f2fs/super.c

+8 −0
Original line number Diff line number Diff line
@@ -1454,6 +1454,14 @@ static int sanity_check_raw_super(struct f2fs_sb_info *sbi, 
		return 1;

	}



	/* check log blocks per segment */

	if (le32_to_cpu(raw_super->log_blocks_per_seg) != 9) {

		f2fs_msg(sb, KERN_INFO,

			"Invalid log blocks per segment (%u)\n",

			le32_to_cpu(raw_super->log_blocks_per_seg));

		return 1;

	}



	/* Currently, support 512/1024/2048/4096 bytes sector size */

	if (le32_to_cpu(raw_super->log_sectorsize) >

				F2FS_MAX_LOG_SECTOR_SIZE ||