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lxc_user_nic: report failing filename in open_and_lock error cases

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Signed-off-by: Serge Hallyn <serge.hallyn@ubuntu.com>
Acked-by: Stéphane Graber <stgraber@ubuntu.com>
This commit is contained in:
Serge Hallyn 2013-11-19 16:17:48 +00:00
parent 78f97d4c4f
commit c8f73ce205
1 changed files with 4 additions and 2 deletions
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6
src/lxc/lxc_user_nic.c
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@ -105,7 +105,8 @@ int open_and_lock(char *path)
fd = open(path, O_RDWR|O_CREAT, S_IWUSR | S_IRUSR); fd = open(path, O_RDWR|O_CREAT, S_IWUSR | S_IRUSR);
if (fd < 0) { if (fd < 0) {
perror("open"); fprintf(stderr, "Failed to open %s: %s\n",
path, strerror(errno));
return(fd); return(fd);
} }
@ -114,7 +115,8 @@ int open_and_lock(char *path)
lk.l_start = 0; lk.l_start = 0;
lk.l_len = 0; lk.l_len = 0;
if (fcntl(fd, F_SETLKW, &lk) < 0) { if (fcntl(fd, F_SETLKW, &lk) < 0) {
perror("fcntl lock"); fprintf(stderr, "Failed to lock %s: %s\n",
path, strerror(errno));
return -1; return -1;
} }