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files-reg: Use read_fd_link helper

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Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
This commit is contained in:
Cyrill Gorcunov 2013-05-07 19:01:25 +04:00 • committed by Pavel Emelyanov
parent 9cdb9102fa
commit 1d56fe2bf4
1 changed files with 2 additions and 5 deletions
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7
files-reg.c
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@ -432,20 +432,17 @@ static int check_path_remap(char *rpath, int plen, const struct stat *ost, int l
int dump_one_reg_file(int lfd, u32 id, const struct fd_parms *p)
{
char fd_str[128];
char rpath[PATH_MAX + 1] = ".", *path = rpath + 1;
int len, rfd;
RegFileEntry rfe = REG_FILE_ENTRY__INIT;
snprintf(fd_str, sizeof(fd_str), "/proc/self/fd/%d", lfd);
len = readlink(fd_str, path, sizeof(rpath) - 2);
len = read_fd_link(lfd, path, sizeof(rpath) - 1);
if (len < 0) {
pr_perror("Can't readlink %s", fd_str);
pr_err("Can't read link\n");
return len;
}
path[len] = '\0';
pr_info("Dumping path for %d fd via self %d [%s]\n",
p->fd, lfd, path);