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ext4: Fix sparse warning: Using plain integer as NULL pointer

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This patch fixes the warning "Using plain integer as NULL pointer",
generated by sparse, by replacing the offending 0s with NULL.

Signed-off-by: Peter Huewe <peterhuewe@gmx.de>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Peter Huewe
2011-02-21 21:01:42 -05:00
committed by Theodore Ts'o
parent da488945f4
commit 7dc576158d
7 changed files with 23 additions and 23 deletions
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18
fs/ext4/inode.c
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@@ -720,7 +720,7 @@ allocated:
return ret;
failed_out:
for (i = 0; i < index; i++)
ext4_free_blocks(handle, inode, 0, new_blocks[i], 1, 0);
ext4_free_blocks(handle, inode, NULL, new_blocks[i], 1, 0);
return ret;
}
@@ -823,20 +823,20 @@ static int ext4_alloc_branch(handle_t *handle, struct inode *inode,
return err;
failed:
/* Allocation failed, free what we already allocated */
ext4_free_blocks(handle, inode, 0, new_blocks[0], 1, 0);
ext4_free_blocks(handle, inode, NULL, new_blocks[0], 1, 0);
for (i = 1; i <= n ; i++) {
/*
* branch[i].bh is newly allocated, so there is no
* need to revoke the block, which is why we don't
* need to set EXT4_FREE_BLOCKS_METADATA.
*/
ext4_free_blocks(handle, inode, 0, new_blocks[i], 1,
ext4_free_blocks(handle, inode, NULL, new_blocks[i], 1,
EXT4_FREE_BLOCKS_FORGET);
}
for (i = n+1; i < indirect_blks; i++)
ext4_free_blocks(handle, inode, 0, new_blocks[i], 1, 0);
ext4_free_blocks(handle, inode, NULL, new_blocks[i], 1, 0);
ext4_free_blocks(handle, inode, 0, new_blocks[i], num, 0);
ext4_free_blocks(handle, inode, NULL, new_blocks[i], num, 0);
return err;
}
@@ -924,7 +924,7 @@ err_out:
ext4_free_blocks(handle, inode, where[i].bh, 0, 1,
EXT4_FREE_BLOCKS_FORGET);
}
ext4_free_blocks(handle, inode, 0, le32_to_cpu(where[num].key),
ext4_free_blocks(handle, inode, NULL, le32_to_cpu(where[num].key),
blks, 0);
return err;
@@ -4228,7 +4228,7 @@ static int ext4_clear_blocks(handle_t *handle, struct inode *inode,
for (p = first; p < last; p++)
*p = 0;
ext4_free_blocks(handle, inode, 0, block_to_free, count, flags);
ext4_free_blocks(handle, inode, NULL, block_to_free, count, flags);
return 0;
}
@@ -4416,7 +4416,7 @@ static void ext4_free_branches(handle_t *handle, struct inode *inode,
* transaction where the data blocks are
* actually freed.
*/
ext4_free_blocks(handle, inode, 0, nr, 1,
ext4_free_blocks(handle, inode, NULL, nr, 1,
EXT4_FREE_BLOCKS_METADATA|
EXT4_FREE_BLOCKS_FORGET);
@@ -4875,7 +4875,7 @@ struct inode *ext4_iget(struct super_block *sb, unsigned long ino)
return inode;
ei = EXT4_I(inode);
iloc.bh = 0;
iloc.bh = NULL;
ret = __ext4_get_inode_loc(inode, &iloc, 0);
if (ret < 0)