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[net-next-2.6,8/11] bnx2x: use mask in test_registers() to avoid parity error

Message ID 1271675677.6900.280.camel@lb-tlvb-vladz
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Vladislav Zolotarov April 19, 2010, 11:14 a.m. UTC 
Properly mask the value to be written to the register (according to the register size) during the self-test.
Otherwise immediate parity error would be generated.

Signed-off-by: Vladislav Zolotarov <vladz@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
---
 drivers/net/bnx2x_main.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
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Patch

diff --git a/drivers/net/bnx2x_main.c b/drivers/net/bnx2x_main.c
index 484ff2b..d311476 100644
--- a/drivers/net/bnx2x_main.c
+++ b/drivers/net/bnx2x_main.c
@@ -11219,7 +11219,7 @@  static int bnx2x_test_registers(struct bnx2x *bp)
 
 			save_val = REG_RD(bp, offset);
 
-			REG_WR(bp, offset, wr_val);
+			REG_WR(bp, offset, (wr_val & mask));
 			val = REG_RD(bp, offset);
 
 			/* Restore the original register's value */