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crtools: improve error handling on signal setting

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Signed-off-by: Valery Ivanov <ivalery111@gmail.com>
This commit is contained in:
Valery Ivanov
2021-06-15 00:24:18 +03:00
committed by Andrei Vagin
parent 2967bed64e
commit 6db0f95dbf
1 changed files with 4 additions and 1 deletions
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5
criu/crtools.c
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@@ -189,7 +189,10 @@ int main(int argc, char *argv[], char *envp[])
* 2) Transmitting data to the image streamer
* 3) Emitting logs (potentially to a pipe).
*/
signal(SIGPIPE, SIG_IGN);
if (signal(SIGPIPE, SIG_IGN) == SIG_ERR) {
pr_perror("Failed to set a SIGPIPE signal ignore.");
return 1;
}
/*
* When a process group becomes an orphan,