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Merge pull request #14043 from poettering/shutdown-noswap-fix

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shutdown: it's OK if /proc/swaps is missing
This commit is contained in:
Lennart Poettering 2019-11-16 13:48:25 +01:00 committed by GitHub
parent 82e8d02aa4 4e201419b7
commit addc5f1e25
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 8 additions and 6 deletions
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14
src/shutdown/umount.c
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@ -62,7 +62,7 @@ int mount_points_list_get(const char *mountinfo, MountPoint **head) {
r = libmount_parse(mountinfo, NULL, &table, &iter);
if (r < 0)
return log_error_errno(r, "Failed to parse %s: %m", mountinfo);
return log_error_errno(r, "Failed to parse %s: %m", mountinfo ?: "/proc/self/mountinfo");
for (;;) {
struct libmnt_fs *fs;
@ -77,7 +77,7 @@ int mount_points_list_get(const char *mountinfo, MountPoint **head) {
if (r == 1)
break;
if (r < 0)
return log_error_errno(r, "Failed to get next entry from %s: %m", mountinfo);
return log_error_errno(r, "Failed to get next entry from %s: %m", mountinfo ?: "/proc/self/mountinfo");
path = mnt_fs_get_target(fs);
if (!path)
@ -184,8 +184,10 @@ int swap_list_get(const char *swaps, MountPoint **head) {
return log_oom();
r = mnt_table_parse_swaps(t, swaps);
if (r == -ENOENT) /* no /proc/swaps is fine */
return 0;
if (r < 0)
return log_error_errno(r, "Failed to parse %s: %m", swaps);
return log_error_errno(r, "Failed to parse %s: %m", swaps ?: "/proc/swaps");
for (;;) {
struct libmnt_fs *fs;
@ -196,7 +198,7 @@ int swap_list_get(const char *swaps, MountPoint **head) {
if (r == 1)
break;
if (r < 0)
return log_error_errno(r, "Failed to get next entry from %s: %m", swaps);
return log_error_errno(r, "Failed to get next entry from %s: %m", swaps ?: "/proc/swaps");
source = mnt_fs_get_source(fs);
if (!source)
@ -204,11 +206,11 @@ int swap_list_get(const char *swaps, MountPoint **head) {
swap = new0(MountPoint, 1);
if (!swap)
return -ENOMEM;
return log_oom();
swap->path = strdup(source);
if (!swap->path)
return -ENOMEM;
return log_oom();
LIST_PREPEND(mount_point, *head, TAKE_PTR(swap));
}