diff options
| author | Konstantin Belousov <kib@FreeBSD.org> | 2026-06-10 10:29:05 +0000 |
|---|---|---|
| committer | Konstantin Belousov <kib@FreeBSD.org> | 2026-06-10 11:37:23 +0000 |
| commit | 9b48646ab366dcf6089fac653eef963331aa1169 (patch) | |
| tree | c8b2c59ede25df363afc04ab9cef6356f4c1b41f | |
| parent | 89fa97f0a71d4988891766c4e69eeb9687016b14 (diff) | |
kern_fork: guard against NULL newproc on the failure path
Reported and tested by: pho
Fixes: 85a65e393092 ("proc: add tree ref count")
Sponsored by: The FreeBSD Foundation
MFC after: 1 week
| -rw-r--r-- | sys/kern/kern_fork.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/kern/kern_fork.c b/sys/kern/kern_fork.c index 5318a737ea35..26e2510698e2 100644 --- a/sys/kern/kern_fork.c +++ b/sys/kern/kern_fork.c @@ -1132,7 +1132,8 @@ fail1: fail2: if (vm2 != NULL) vmspace_free(vm2); - PROC_TREE_UNREF(newproc); + if (newproc != NULL) + PROC_TREE_UNREF(newproc); if ((flags & RFPROCDESC) != 0 && fp_procdesc != NULL) { fdclose(td, fp_procdesc, *fr->fr_pd_fd); fdrop(fp_procdesc, td); |