From: Alan Cox <alan@linux.intel.com>
Date: Wed, 21 Feb 2018 20:22:47 +0000 (+0000)
Subject: unlink: will need to hold lock over unlinki
X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=9384d8a74ab1c0b63832165da803032e3eee8b62;p=FUZIX.git

unlink: will need to hold lock over unlinki
---

diff --git a/Kernel/syscall_fs.c b/Kernel/syscall_fs.c
index 94dae7a1..f88f5135 100644
--- a/Kernel/syscall_fs.c
+++ b/Kernel/syscall_fs.c
@@ -390,8 +390,9 @@ arg_t _unlink(void)
 		udata.u_error = ENOENT;
 		return (-1);
 	}
+	i_lock(ino);
 	r = unlinki(ino, pino, lastname);
-	i_deref(pino);
+	i_unlock_deref(pino);
 	i_deref(ino);
 	return r;
 }