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-rw-r--r--source4/smbd/pidfile.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/source4/smbd/pidfile.c b/source4/smbd/pidfile.c
index b7d1c27cd0..32d3964302 100644
--- a/source4/smbd/pidfile.c
+++ b/source4/smbd/pidfile.c
@@ -57,6 +57,9 @@ pid_t pidfile_pid(const char *piddir, const char *name)
}
ret = (pid_t)atoi(pidstr);
+ if (ret <= 0) {
+ goto noproc;
+ }
if (!process_exists_by_pid(ret)) {
goto noproc;