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| author | dwmalone <dwmalone@FreeBSD.org> | 2001-06-24 12:27:30 +0000 |
|---|---|---|
| committer | dwmalone <dwmalone@FreeBSD.org> | 2001-06-24 12:27:30 +0000 |
| commit | 79a843a087e9d1c4c34af48ebbe21596febcb594 (patch) | |
| tree | f9a2c2ca7645fa786c05fe2865561bbe0bbd1200 /sys | |
| parent | fce7386c11b4c19abaf601c1c101bed2f13c09b7 (diff) | |
| download | FreeBSD-src-79a843a087e9d1c4c34af48ebbe21596febcb594.zip FreeBSD-src-79a843a087e9d1c4c34af48ebbe21596febcb594.tar.gz | |
Don't dereference a NULL pointer if we fail to get a sendfilebuf.
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/kern/uipc_syscalls.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/kern/uipc_syscalls.c b/sys/kern/uipc_syscalls.c index 9426476..2718591 100644 --- a/sys/kern/uipc_syscalls.c +++ b/sys/kern/uipc_syscalls.c @@ -1472,7 +1472,8 @@ sf_buf_alloc() if (error) break; } - SLIST_REMOVE_HEAD(&sf_freelist.sf_head, free_list); + if (sf != NULL) + SLIST_REMOVE_HEAD(&sf_freelist.sf_head, free_list); mtx_unlock(&sf_freelist.sf_lock); return (sf); } |
