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authorAkinobu Mita <akinobu.mita@gmail.com>2012-12-17 16:04:28 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2012-12-17 17:15:26 -0800
commit8376d0bccde3cf739649ea8559f7bedb4b5583b7 (patch)
tree1dd7f238e66f77efd1f6f36c33173233049c74b5 /drivers/net
parent6582c665d6b882dad8329e05749fbcf119f1ab88 (diff)
downloadlinux-8376d0bccde3cf739649ea8559f7bedb4b5583b7.tar.bz2
bnx2x: use prandom_bytes()
Use prandom_bytes() to fill rss key with pseudo-random bytes. Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Cc: Eilon Greenstein <eilong@broadcom.com> Cc: "Theodore Ts'o" <tytso@mit.edu> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Artem Bityutskiy <dedekind1@gmail.com> Cc: David Laight <david.laight@aculab.com> Cc: David Woodhouse <dwmw2@infradead.org> Cc: Michel Lespinasse <walken@google.com> Cc: Robert Love <robert.w.love@intel.com> Cc: Valdis Kletnieks <valdis.kletnieks@vt.edu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
index a2998bea5d4b..01588b66a38c 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
@@ -1832,7 +1832,6 @@ int bnx2x_config_rss_pf(struct bnx2x *bp, struct bnx2x_rss_config_obj *rss_obj,
bool config_hash)
{
struct bnx2x_config_rss_params params = {NULL};
- int i;
/* Although RSS is meaningless when there is a single HW queue we
* still need it enabled in order to have HW Rx hash generated.
@@ -1864,9 +1863,7 @@ int bnx2x_config_rss_pf(struct bnx2x *bp, struct bnx2x_rss_config_obj *rss_obj,
if (config_hash) {
/* RSS keys */
- for (i = 0; i < sizeof(params.rss_key) / 4; i++)
- params.rss_key[i] = random32();
-
+ prandom_bytes(params.rss_key, sizeof(params.rss_key));
__set_bit(BNX2X_RSS_SET_SRCH, &params.rss_flags);
}