9os

commit d03a32a2cbe192dbf7bbf098ce2227d97d156390
parent 79331ba68b0e49e606df1109b4b077cee0157ba4
Author: Roberto E. Vargas Caballero <roberto.vargas@midokura.com>
Date:   Tue, 22 Nov 2022 17:33:03 +0100

os9: Add NULL check in freefds()

As it is done in other free functions.

Diffstat:
M
src/os9/alloc.c
 | 
3
+++

1 file changed, 3 insertions(+), 0 deletions(-)
diff --git a/src/os9/alloc.c b/src/os9/alloc.c
@@ -182,6 +182,9 @@ allocfds(void)
 void
 freefds(Fdset *fds)
 {
+	if (!fds)
+		return;
+
 	lock(&fdspool.m);
 	fds->next = fdspool.list;
 	fdspool.list = fds;