diff mbox series

qlcnic: make the array random_data static const, makes object smaller

Message ID 20210801151659.146113-1-colin.king@canonical.com (mailing list archive)
State Accepted
Commit a6afdb041a2d7f514711b3bd27227e83d3cd9cf4
Delegated to: Netdev Maintainers
Headers show
Series qlcnic: make the array random_data static const, makes object smaller | expand

Checks

Context Check Description
netdev/cover_letter success Link
netdev/fixes_present success Link
netdev/patch_count success Link
netdev/tree_selection success Guessed tree name to be net-next
netdev/subject_prefix warning Target tree name not specified in the subject
netdev/cc_maintainers success CCed 6 of 6 maintainers
netdev/source_inline success Was 0 now: 0
netdev/verify_signedoff success Link
netdev/module_param success Was 0 now: 0
netdev/build_32bit success Errors and warnings before: 0 this patch: 0
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/verify_fixes success Link
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 8 lines checked
netdev/build_allmodconfig_warn success Errors and warnings before: 0 this patch: 0
netdev/header_inline success Link

Commit Message

Colin King Aug. 1, 2021, 3:16 p.m. UTC
From: Colin Ian King <colin.king@canonical.com>

Don't populate the array random_data on the stack but instead it
static const. Makes the object code smaller by 66 bytes.

Before:
   text    data     bss     dec     hex filename
  52895   10976       0   63871    f97f ../qlogic/qlcnic/qlcnic_ethtool.o

After:
   text    data     bss     dec     hex filename
  52701   11104       0   63805    f93d ../qlogic//qlcnic/qlcnic_ethtool.o

(gcc version 10.2.0)

Signed-off-by: Colin Ian King <colin.king@canonical.com>
---
 drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

patchwork-bot+netdevbpf@kernel.org Aug. 2, 2021, 10:10 p.m. UTC | #1
Hello:

This patch was applied to netdev/net-next.git (refs/heads/master):

On Sun,  1 Aug 2021 16:16:59 +0100 you wrote:
> From: Colin Ian King <colin.king@canonical.com>
> 
> Don't populate the array random_data on the stack but instead it
> static const. Makes the object code smaller by 66 bytes.
> 
> Before:
>    text    data     bss     dec     hex filename
>   52895   10976       0   63871    f97f ../qlogic/qlcnic/qlcnic_ethtool.o
> 
> [...]

Here is the summary with links:
  - qlcnic: make the array random_data static const, makes object smaller
    https://git.kernel.org/netdev/net-next/c/a6afdb041a2d

You are awesome, thank you!
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diff mbox series

Patch

diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
index d8f0863b3934..f6b6651decf3 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
@@ -1021,7 +1021,7 @@  static int qlcnic_irq_test(struct net_device *netdev)
 
 static void qlcnic_create_loopback_buff(unsigned char *data, u8 mac[])
 {
-	unsigned char random_data[] = {0xa8, 0x06, 0x45, 0x00};
+	static const unsigned char random_data[] = {0xa8, 0x06, 0x45, 0x00};
 
 	memset(data, 0x4e, QLCNIC_ILB_PKT_SIZE);