The patch titled
drivers/pcmcia: add missing pci_dev_get
has been added to the -mm tree. Its filename is
drivers-pcmcia-add-missing-pci_dev_get.patch
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*** Remember to use Documentation/SubmitChecklist when testing your code ***
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The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: drivers/pcmcia: add missing pci_dev_get
From: Julia Lawall <[EMAIL PROTECTED]>
pci_get_slot does a pci_dev_get, so pci_dev_put needs to be called in an
error case.
An extract of the semantic match used to find the problem is as follows:
(http://www.emn.fr/x-info/coccinelle/)
// <smpl>
@@
type find1.T,T1,T2;
identifier find1.E;
statement find1.S;
expression x1,x2,x3;
expression find1.test;
int ret != 0;
@@
T E;
...
(
* E = pci_get_slot(...);
if (E == NULL) S
|
* if ((E = pci_get_slot(...)) == NULL)
S
)
... when != pci_dev_put(...,(T1)E,...)
when != if (E != NULL) { ... pci_dev_put(...,(T1)E,...); ...}
when != x1 = (T1)E
when != E = x3;
when any
if (test) {
... when != pci_dev_put(...,(T2)E,...)
when != if (E != NULL) { ... pci_dev_put(...,(T2)E,...); ...}
when != x2 = (T2)E
(
* return;
|
* return ret;
)
}
// </smpl>
Signed-off-by: Julia Lawall <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
---
drivers/pcmcia/cardbus.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff -puN drivers/pcmcia/cardbus.c~drivers-pcmcia-add-missing-pci_dev_get
drivers/pcmcia/cardbus.c
--- a/drivers/pcmcia/cardbus.c~drivers-pcmcia-add-missing-pci_dev_get
+++ a/drivers/pcmcia/cardbus.c
@@ -143,7 +143,7 @@ int read_cb_mem(struct pcmcia_socket * s
/* Config space? */
if (space == 0) {
if (addr + len > 0x100)
- goto fail;
+ goto failput;
for (; len; addr++, ptr++, len--)
pci_read_config_byte(dev, addr, ptr);
return 0;
@@ -171,6 +171,8 @@ int read_cb_mem(struct pcmcia_socket * s
memcpy_fromio(ptr, s->cb_cis_virt + addr, len);
return 0;
+failput:
+ pci_dev_put(dev);
fail:
memset(ptr, 0xff, len);
return -1;
_
Patches currently in -mm which might be from [EMAIL PROTECTED] are
git-alsa.patch
git-agpgart.patch
git-powerpc.patch
arch-powerpc-platforms-pseries-add-missing-of_node_put.patch
arch-powerpc-sysdev-add-missing-of_node_put.patch
arch-powerpc-platforms-82xx-add-missing-of_node_put.patch
drivers-media-radio-use-video_device_release-rather-than-kfree.patch
drivers-media-common-add-missing-video_device_release.patch
git-input.patch
git-mtd.patch
git-net.patch
drivers-pcmcia-add-missing-iounmap.patch
drivers-pcmcia-add-missing-pci_dev_get.patch
git-x86.patch
arch-cris-added-a-missing-iounmap.patch
drivers-video-remove-unnecessary-pci_dev_put.patch
-
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