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Added m_freem for safety

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pointed out by knakahara@, thanks.
This commit is contained in:
yamaguchi 2021-05-06 02:05:09 +00:00
parent 0c15ac9ed3
commit a0c635c379
1 changed files with 11 additions and 2 deletions
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13
sys/net/if_spppsubr.c
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@ -1,4 +1,4 @@
/* $NetBSD: if_spppsubr.c,v 1.228 2021/04/28 09:39:39 yamaguchi Exp $ */
/* $NetBSD: if_spppsubr.c,v 1.229 2021/05/06 02:05:09 yamaguchi Exp $ */
/*
* Synchronous PPP/Cisco link level subroutines.
@ -41,7 +41,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: if_spppsubr.c,v 1.228 2021/04/28 09:39:39 yamaguchi Exp $");
__KERNEL_RCSID(0, "$NetBSD: if_spppsubr.c,v 1.229 2021/05/06 02:05:09 yamaguchi Exp $");
#if defined(_KERNEL_OPT)
#include "opt_inet.h"
@ -1632,6 +1632,15 @@ sppp_cp_fini(const struct cp *cp, struct sppp *sp)
callout_halt(&scp->ch, NULL);
callout_destroy(&scp->ch);
if (scp->mbuf_confreq != NULL) {
m_freem(scp->mbuf_confreq);
scp->mbuf_confreq = NULL;
}
if (scp->mbuf_confnak != NULL) {
m_freem(scp->mbuf_confnak);
scp->mbuf_confnak = NULL;
}
}
/*