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>
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@ -1832,7 +1832,6 @@ int bnx2x_config_rss_pf(struct bnx2x *bp, struct bnx2x_rss_config_obj *rss_obj,
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bool config_hash)
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{
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struct bnx2x_config_rss_params params = {NULL};
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int i;
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/* Although RSS is meaningless when there is a single HW queue we
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* still need it enabled in order to have HW Rx hash generated.
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@ -1864,9 +1863,7 @@ int bnx2x_config_rss_pf(struct bnx2x *bp, struct bnx2x_rss_config_obj *rss_obj,
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if (config_hash) {
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/* RSS keys */
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for (i = 0; i < sizeof(params.rss_key) / 4; i++)
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params.rss_key[i] = random32();
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prandom_bytes(params.rss_key, sizeof(params.rss_key));
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__set_bit(BNX2X_RSS_SET_SRCH, ¶ms.rss_flags);
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}
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