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homework: silence gcc warning

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gcc was warning that found_fs_uuid was used unitialized. The issue stemmed from
the call to open(), where gcc seemingly didn't know that errno must be negative.
When that is set, we can drop some unnecessary initializations without warnings.
This commit is contained in:
Zbigniew Jędrzejewski-Szmek 2022-07-01 15:44:39 +02:00
parent 55ce4e1bcb
commit 1474e66a52
1 changed files with 2 additions and 2 deletions
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4
src/home/homework-luks.c
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@ -179,7 +179,7 @@ static int probe_file_system_by_path(const char *path, char **ret_fstype, sd_id1
fd = open(path, O_RDONLY|O_CLOEXEC|O_NOCTTY|O_NONBLOCK);
if (fd < 0)
return -errno;
return negative_errno();
return probe_file_system_by_fd(fd, ret_fstype, ret_uuid);
}
@ -1229,7 +1229,7 @@ int home_setup_luks(
PasswordCache *cache,
UserRecord **ret_luks_home) {
sd_id128_t found_partition_uuid = SD_ID128_NULL, found_luks_uuid = SD_ID128_NULL, found_fs_uuid = SD_ID128_NULL;
sd_id128_t found_partition_uuid, found_fs_uuid, found_luks_uuid = SD_ID128_NULL;
_cleanup_(user_record_unrefp) UserRecord *luks_home = NULL;
_cleanup_(erase_and_freep) void *volume_key = NULL;
size_t volume_key_size = 0;