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[broadcom]: fix KNET MTU setting with Linux Kernel > 4.10.0 (#3895)

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We need to set min_mtu/max_mtu properly to support MTU setting

https://github.com/torvalds/linux/commit/61e84623

Signed-off-by: Wataru Ishida <ishida@nel-america.com>
This commit is contained in:
Wataru Ishida 2019-12-13 14:41:00 -08:00 committed by lguohan
parent fbcaaa498e
commit e8f3bee0b4
1 changed files with 4 additions and 0 deletions
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4
platform/broadcom/saibcm-modules/systems/linux/kernel/modules/bcm-knet/bcm-knet.c
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@ -5128,6 +5128,10 @@ bkn_init_ndev(u8 *mac, char *name)
if (dev->mtu == 0) {
dev->mtu = rx_buffer_size;
}
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,10,0))
dev->min_mtu = 68;
dev->max_mtu = rx_buffer_size;
#endif
/* Device vectors */
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,29))