diff mbox series

[v3,13/19] net/ixgbe/base: initialize data field in struct buffer

Message ID 20200709080046.65879-14-guinanx.sun@intel.com (mailing list archive)
State Accepted, archived
Delegated to: Qi Zhang
Headers
Series update ixgbe base code |

Checks

Context Check Description
ci/checkpatch success coding style OK
ci/Intel-compilation success Compilation OK

Commit Message

Guinan Sun July 9, 2020, 8 a.m. UTC 
While sending request using ixgbe_hic_unlocked() the data field in
buffer struct is not used. It is set when the struct is overwritten by
FW to deliver the response. To not pass random data to FW the whole
structure should be zeroed before use.

Signed-off-by: Krzysztof Galazka <krzysztof.galazka@intel.com>
Signed-off-by: Piotr Pietruszewski <piotr.pietruszewski@intel.com>
Signed-off-by: Guinan Sun <guinanx.sun@intel.com>
Reviewed-by: Wei Zhao <wei.zhao1@intel.com>
---
 drivers/net/ixgbe/base/ixgbe_x550.c | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/drivers/net/ixgbe/base/ixgbe_x550.c b/drivers/net/ixgbe/base/ixgbe_x550.c
index d3363ff1d..8343efbc2 100644
--- a/drivers/net/ixgbe/base/ixgbe_x550.c
+++ b/drivers/net/ixgbe/base/ixgbe_x550.c
@@ -3126,6 +3126,7 @@  s32 ixgbe_read_ee_hostif_X550(struct ixgbe_hw *hw, u16 offset, u16 *data)
 	/* one word */
 	buffer.length = IXGBE_CPU_TO_BE16(sizeof(u16));
 	buffer.pad2 = 0;
+	buffer.data = 0;
 	buffer.pad3 = 0;
 
 	status = hw->mac.ops.acquire_swfw_sync(hw, mask);
@@ -3186,6 +3187,7 @@  s32 ixgbe_read_ee_hostif_buffer_X550(struct ixgbe_hw *hw,
 		buffer.address = IXGBE_CPU_TO_BE32((offset + current_word) * 2);
 		buffer.length = IXGBE_CPU_TO_BE16(words_to_read * 2);
 		buffer.pad2 = 0;
+		buffer.data = 0;
 		buffer.pad3 = 0;
 
 		status = ixgbe_hic_unlocked(hw, (u32 *)&buffer, sizeof(buffer),