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Restrict tso_max to IP_MAXPACKET to avoid the panic reported in:

Browse source 
https://lists.freebsd.org/pipermail/freebsd-current/2015-August/057192.html

Submitted by:	pyunyh@gmail.com
MFC after:	2 weeks
This commit is contained in:
Sean Bruno 2015-08-31 19:12:10 +00:00
parent a84c4d189b
commit fac8243601
1 changed files with 1 additions and 1 deletions
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2
sys/dev/e1000/if_em.c
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@ -3044,7 +3044,7 @@ em_setup_interface(device_t dev, struct adapter *adapter)
if_setioctlfn(ifp, em_ioctl);
if_setgetcounterfn(ifp, em_get_counter);
/* TSO parameters */
ifp->if_hw_tsomax = EM_TSO_SIZE;
ifp->if_hw_tsomax = IP_MAXPACKET;
ifp->if_hw_tsomaxsegcount = EM_MAX_SCATTER;
ifp->if_hw_tsomaxsegsize = EM_TSO_SEG_SIZE;