diff options
Diffstat (limited to 'drivers/net/myri10ge/myri10ge.c')
| -rw-r--r-- | drivers/net/myri10ge/myri10ge.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/net/myri10ge/myri10ge.c b/drivers/net/myri10ge/myri10ge.c index aae2ddb5d82..676c513e12f 100644 --- a/drivers/net/myri10ge/myri10ge.c +++ b/drivers/net/myri10ge/myri10ge.c @@ -77,7 +77,7 @@ #include "myri10ge_mcp.h" #include "myri10ge_mcp_gen_header.h" -#define MYRI10GE_VERSION_STR "1.5.1-1.453" +#define MYRI10GE_VERSION_STR "1.5.2-1.459" MODULE_DESCRIPTION("Myricom 10G driver (10GbE)"); MODULE_AUTHOR("Maintainer: help@myri.com"); @@ -1200,6 +1200,9 @@ myri10ge_alloc_rx_pages(struct myri10ge_priv *mgp, struct myri10ge_rx_buf *rx, { struct page *page; int idx; +#if MYRI10GE_ALLOC_SIZE > 4096 + int end_offset; +#endif if (unlikely(rx->watchdog_needed && !watchdog)) return; @@ -1241,9 +1244,9 @@ myri10ge_alloc_rx_pages(struct myri10ge_priv *mgp, struct myri10ge_rx_buf *rx, #if MYRI10GE_ALLOC_SIZE > 4096 /* don't cross a 4KB boundary */ - if ((rx->page_offset >> 12) != - ((rx->page_offset + bytes - 1) >> 12)) - rx->page_offset = (rx->page_offset + 4096) & ~4095; + end_offset = rx->page_offset + bytes - 1; + if ((unsigned)(rx->page_offset ^ end_offset) > 4095) + rx->page_offset = end_offset & ~4095; #endif rx->fill_cnt++; |