summaryrefslogtreecommitdiff
path: root/fs/ext4/ext4fs.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/ext4/ext4fs.c')
-rw-r--r--fs/ext4/ext4fs.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/fs/ext4/ext4fs.c b/fs/ext4/ext4fs.c
index 06536baf62..f02c215ccc 100644
--- a/fs/ext4/ext4fs.c
+++ b/fs/ext4/ext4fs.c
@@ -40,6 +40,7 @@
#include <linux/stat.h>
#include <linux/time.h>
#include <asm/byteorder.h>
+#include <div64.h>
#include "ext4_common.h"
int ext4fs_symlinknest;
@@ -930,7 +931,6 @@ static int ext4fs_write_file(struct ext2_inode *file_inode,
int previous_block_number = -1;
int delayed_start = 0;
int delayed_extent = 0;
- int delayed_skipfirst = 0;
int delayed_next = 0;
char *delayed_buf = NULL;
@@ -963,7 +963,6 @@ static int ext4fs_write_file(struct ext2_inode *file_inode,
previous_block_number = blknr;
delayed_start = blknr;
delayed_extent = blockend;
- delayed_skipfirst = skipfirst;
delayed_buf = buf;
delayed_next = blknr +
(blockend >> SECTOR_BITS);
@@ -972,7 +971,6 @@ static int ext4fs_write_file(struct ext2_inode *file_inode,
previous_block_number = blknr;
delayed_start = blknr;
delayed_extent = blockend;
- delayed_skipfirst = skipfirst;
delayed_buf = buf;
delayed_next = blknr +
(blockend >> SECTOR_BITS);
@@ -1013,8 +1011,6 @@ int ext4fs_write(const char *fname, unsigned char *buffer,
unsigned int blks_reqd_for_file;
unsigned int blocks_remaining;
int existing_file_inodeno;
- char filename[256];
-
char *temp_ptr = NULL;
long int itable_blkno;
long int parent_itable_blkno;
@@ -1023,6 +1019,9 @@ int ext4fs_write(const char *fname, unsigned char *buffer,
unsigned int inodes_per_block;
unsigned int ibmap_idx;
struct ext_filesystem *fs = get_fs();
+ ALLOC_CACHE_ALIGN_BUFFER(char, filename, 256);
+ memset(filename, 0x00, sizeof(filename));
+
g_parent_inode = zalloc(sizeof(struct ext2_inode));
if (!g_parent_inode)
goto fail;
@@ -1051,8 +1050,8 @@ int ext4fs_write(const char *fname, unsigned char *buffer,
}
/* calucalate how many blocks required */
bytes_reqd_for_file = sizebytes;
- blks_reqd_for_file = bytes_reqd_for_file / fs->blksz;
- if (bytes_reqd_for_file % fs->blksz != 0) {
+ blks_reqd_for_file = lldiv(bytes_reqd_for_file, fs->blksz);
+ if (do_div(bytes_reqd_for_file, fs->blksz) != 0) {
blks_reqd_for_file++;
debug("total bytes for a file %u\n", blks_reqd_for_file);
}