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Reap firmware child processes to prevent zombies

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Change-Id: Ic6c50b929a025f05450cd309238e60a857690d9b
This commit is contained in:
Colin Cross 2010-06-03 12:21:01 -07:00
parent f1a4618e99
commit 982a815c10
1 changed files with 7 additions and 0 deletions
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7
init/devices.c
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@ -31,6 +31,7 @@
#include <private/android_filesystem_config.h> #include <private/android_filesystem_config.h>
#include <sys/time.h> #include <sys/time.h>
#include <asm/page.h> #include <asm/page.h>
#include <sys/wait.h>
#include "devices.h" #include "devices.h"
#include "util.h" #include "util.h"
@ -537,6 +538,8 @@ root_free_out:
static void handle_firmware_event(struct uevent *uevent) static void handle_firmware_event(struct uevent *uevent)
{ {
pid_t pid; pid_t pid;
int status;
int ret;
if(strcmp(uevent->subsystem, "firmware")) if(strcmp(uevent->subsystem, "firmware"))
return; return;
@ -549,6 +552,10 @@ static void handle_firmware_event(struct uevent *uevent)
if (!pid) { if (!pid) {
process_firmware_event(uevent); process_firmware_event(uevent);
exit(EXIT_SUCCESS); exit(EXIT_SUCCESS);
} else {
do {
ret = waitpid(pid, &status, 0);
} while (ret == -1 && errno == EINTR);
} }
} }