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Code Issues Releases Activity

ext4_ext_tree_init: correct memset initialization

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gcc -Wmemset-elt-size diagnosed this.  The code was only initializing
1/4 of the array.  However, it was actually harmless, as the only caller
had done an M_ZERO allocation anyway.

Reviewed by:	markj
Differential Revision:	https://reviews.freebsd.org/D45701
This commit is contained in:
Ryan Libby 2024-06-25 10:41:11 -07:00
parent 07cc7ea738
commit f29bdea047
1 changed files with 1 additions and 1 deletions
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2
sys/fs/ext2fs/ext2_extents.c
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@ -711,7 +711,7 @@ ext4_ext_tree_init(struct inode *ip)
ip->i_flag |= IN_E4EXTENTS;
memset(ip->i_data, 0, EXT2_NDADDR + EXT2_NIADDR);
memset(ip->i_data, 0, sizeof(ip->i_data));
ehp = (struct ext4_extent_header *)ip->i_data;
ehp->eh_magic = htole16(EXT4_EXT_MAGIC);
ehp->eh_max = htole16(ext4_ext_space_root(ip));