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Always truncate error file.

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This commit is contained in:
Alasdair Kergon 2001-09-14 11:15:54 +00:00
parent 9a193e5eb5
commit 45ee3251a4
1 changed files with 4 additions and 10 deletions
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14
driver/device-mapper/dm-fs.c
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@ -40,7 +40,6 @@ struct line_c {
unsigned int line_num; unsigned int line_num;
loff_t next_read; loff_t next_read;
char data[MAX_TARGET_LINE]; char data[MAX_TARGET_LINE];
int error;
struct file *in; struct file *in;
struct file *out; struct file *out;
@ -119,11 +118,6 @@ static void parse_error(const char *message, void *private)
char buffer[32]; char buffer[32];
struct line_c *lc = (struct line_c *) private; struct line_c *lc = (struct line_c *) private;
if (!lc->error) {
lc->out = open_error_file(lc->in);
lc->error = 1;
}
#define emit(b, l) lc->out->f_op->write(lc->out, (b), (l), &lc->out->f_pos) #define emit(b, l) lc->out->f_op->write(lc->out, (b), (l), &lc->out->f_pos)
emit(lc->in->f_dentry->d_name.name, lc->in->f_dentry->d_name.len); emit(lc->in->f_dentry->d_name.name, lc->in->f_dentry->d_name.len);
@ -163,12 +157,12 @@ static int _release_file(struct inode *inode, struct file *f)
memset(lc, 0, sizeof(*lc)); memset(lc, 0, sizeof(*lc));
lc->in = f; lc->in = f;
if (!(lc->out = open_error_file(lc->in)))
return -ENOMEM;
table = dm_parse(extract_line, lc, parse_error, lc); table = dm_parse(extract_line, lc, parse_error, lc);
/* if there was an error we have to close close_error_file(lc->out);
the .err file */
if (lc->out)
close_error_file(lc->out);
kfree(lc); kfree(lc);
inode->u.generic_ip = table; inode->u.generic_ip = table;