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usrsock_rpmsg: fix can't wake ppoll when no ACTION

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no matter open/close CONFIG_SIGUSR1_ACTION, usrsock always do,
unmask SIGUSR1, set action to NULL.

Change-Id: I39ba51db8e4c77b4923c97598b3cb73c12473a2c
Signed-off-by: ligd <liguiding1@xiaomi.com>
This commit is contained in:
ligd 2020-10-23 14:18:47 +08:00 committed by Xiang Xiao
parent d791afff4c
commit 0781dbf9e9
1 changed files with 1 additions and 0 deletions
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netutils/usrsock_rpmsg/usrsock_rpmsg_server.c
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@ -839,6 +839,7 @@ int main(int argc, char *argv[])
pthread_mutex_init(&priv->mutex, NULL);
pthread_cond_init(&priv->cond, NULL);
signal(SIGUSR1, SIG_IGN);
sigprocmask(SIG_SETMASK, NULL, &sigmask);
sigaddset(&sigmask, SIGUSR1);
sigprocmask(SIG_SETMASK, &sigmask, NULL);