This is a note to let you know that I've just added the patch titled
net: 3com: typhoon: typhoon_init_one: make return values more specific
to the 4.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git%3Ba=su...
The filename of the patch is: net-3com-typhoon-typhoon_init_one-make-return-values-more-specific.patch and it can be found in the queue-4.9 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree, please let stable@vger.kernel.org know about it.
From foo@baz Tue Nov 28 10:49:28 CET 2017
From: Thomas Preisner thomas.preisner+linux@fau.de Date: Fri, 30 Dec 2016 03:37:54 +0100 Subject: net: 3com: typhoon: typhoon_init_one: make return values more specific
From: Thomas Preisner thomas.preisner+linux@fau.de
[ Upstream commit 6b6bbb5922a4b1d4b58125a572da91010295fba3 ]
In some cases the return value of a failing function is not being used and the function typhoon_init_one() returns another negative error code instead.
Signed-off-by: Thomas Preisner thomas.preisner+linux@fau.de Signed-off-by: Milan Stephan milan.stephan+linux@fau.de Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Sasha Levin alexander.levin@verizon.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/net/ethernet/3com/typhoon.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-)
--- a/drivers/net/ethernet/3com/typhoon.c +++ b/drivers/net/ethernet/3com/typhoon.c @@ -2366,9 +2366,9 @@ typhoon_init_one(struct pci_dev *pdev, c * 4) Get the hardware address. * 5) Put the card to sleep. */ - if (typhoon_reset(ioaddr, WaitSleep) < 0) { + err = typhoon_reset(ioaddr, WaitSleep); + if (err < 0) { err_msg = "could not reset 3XP"; - err = -EIO; goto error_out_dma; }
@@ -2382,16 +2382,16 @@ typhoon_init_one(struct pci_dev *pdev, c typhoon_init_interface(tp); typhoon_init_rings(tp);
- if(typhoon_boot_3XP(tp, TYPHOON_STATUS_WAITING_FOR_HOST) < 0) { + err = typhoon_boot_3XP(tp, TYPHOON_STATUS_WAITING_FOR_HOST); + if (err < 0) { err_msg = "cannot boot 3XP sleep image"; - err = -EIO; goto error_out_reset; }
INIT_COMMAND_WITH_RESPONSE(&xp_cmd, TYPHOON_CMD_READ_MAC_ADDRESS); - if(typhoon_issue_command(tp, 1, &xp_cmd, 1, xp_resp) < 0) { + err = typhoon_issue_command(tp, 1, &xp_cmd, 1, xp_resp); + if (err < 0) { err_msg = "cannot read MAC address"; - err = -EIO; goto error_out_reset; }
@@ -2424,9 +2424,9 @@ typhoon_init_one(struct pci_dev *pdev, c if(xp_resp[0].numDesc != 0) tp->capabilities |= TYPHOON_WAKEUP_NEEDS_RESET;
- if(typhoon_sleep(tp, PCI_D3hot, 0) < 0) { + err = typhoon_sleep(tp, PCI_D3hot, 0); + if (err < 0) { err_msg = "cannot put adapter to sleep"; - err = -EIO; goto error_out_reset; }
Patches currently in stable-queue which might be from thomas.preisner+linux@fau.de are
queue-4.9/net-3com-typhoon-typhoon_init_one-fix-incorrect-return-values.patch queue-4.9/net-3com-typhoon-typhoon_init_one-make-return-values-more-specific.patch