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Fix: missing hostname context
[lttng-tools.git]
/
src
/
common
/
runas.c
diff --git
a/src/common/runas.c
b/src/common/runas.c
index 2c2015aa2d5b8206bca9052320553f8da78d431d..43b154f10869de2e85a57bb7bcc03c7bb646bb72 100644
(file)
--- a/
src/common/runas.c
+++ b/
src/common/runas.c
@@
-153,13
+153,14
@@
int _open(void *_data)
static
int child_run_as(void *_data)
{
static
int child_run_as(void *_data)
{
+ int ret;
struct run_as_data *data = _data;
struct run_as_data *data = _data;
- size_t writelen, writeleft, index;
+ ssize_t writelen;
+ size_t writeleft, index;
union {
int i;
char c[sizeof(int)];
} sendret;
union {
int i;
char c[sizeof(int)];
} sendret;
- int ret;
/*
* Child: it is safe to drop egid and euid while sharing the
/*
* Child: it is safe to drop egid and euid while sharing the
@@
-191,8
+192,10
@@
int child_run_as(void *_data)
writeleft = sizeof(sendret);
index = 0;
do {
writeleft = sizeof(sendret);
index = 0;
do {
- writelen = write(data->retval_pipe, &sendret.c[index],
- writeleft);
+ do {
+ writelen = write(data->retval_pipe, &sendret.c[index],
+ writeleft);
+ } while (writelen < 0 && errno == EINTR);
if (writelen < 0) {
PERROR("write");
return EXIT_FAILURE;
if (writelen < 0) {
PERROR("write");
return EXIT_FAILURE;
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