The patch titled
agp: amd64, fix pci reference leaks
has been added to the -mm tree. Its filename is
agp-amd64-fix-pci-reference-leaks.patch
Before you just go and hit "reply", please:
a) Consider who else should be cc'ed
b) Prefer to cc a suitable mailing list as well
c) Ideally: find the original patch on the mailing list and do a
reply-to-all to that, adding suitable additional cc's
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://userweb.kernel.org/~akpm/stuff/added-to-mm.txt to find
out what to do about this
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: agp: amd64, fix pci reference leaks
From: Jiri Slaby <jirislaby@xxxxxxxxx>
Stanse found pci reference leaks in uli_agp_init and nforce3_agp_init
initialization functions.
The PCI devices are bridges, so it's not critical, but still worth fixing.
Signed-off-by: Jiri Slaby <jirislaby@xxxxxxxxx>
Cc: David Airlie <airlied@xxxxxxxx>
Cc: Jesse Barnes <jbarnes@xxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/char/agp/amd64-agp.c | 28 ++++++++++++++++++----------
1 file changed, 18 insertions(+), 10 deletions(-)
diff -puN drivers/char/agp/amd64-agp.c~agp-amd64-fix-pci-reference-leaks drivers/char/agp/amd64-agp.c
--- a/drivers/char/agp/amd64-agp.c~agp-amd64-fix-pci-reference-leaks
+++ a/drivers/char/agp/amd64-agp.c
@@ -383,7 +383,7 @@ static int __devinit uli_agp_init(struct
{
u32 httfea,baseaddr,enuscr;
struct pci_dev *dev1;
- int i;
+ int i, ret;
unsigned size = amd64_fetch_size();
dev_info(&pdev->dev, "setting up ULi AGP\n");
@@ -399,15 +399,18 @@ static int __devinit uli_agp_init(struct
if (i == ARRAY_SIZE(uli_sizes)) {
dev_info(&pdev->dev, "no ULi size found for %d\n", size);
- return -ENODEV;
+ ret = -ENODEV;
+ goto put;
}
/* shadow x86-64 registers into ULi registers */
pci_read_config_dword (k8_northbridges[0], AMD64_GARTAPERTUREBASE, &httfea);
/* if x86-64 aperture base is beyond 4G, exit here */
- if ((httfea & 0x7fff) >> (32 - 25))
- return -ENODEV;
+ if ((httfea & 0x7fff) >> (32 - 25)) {
+ ret = -ENODEV;
+ goto put;
+ }
httfea = (httfea& 0x7fff) << 25;
@@ -419,9 +422,10 @@ static int __devinit uli_agp_init(struct
enuscr= httfea+ (size * 1024 * 1024) - 1;
pci_write_config_dword(dev1, ULI_X86_64_HTT_FEA_REG, httfea);
pci_write_config_dword(dev1, ULI_X86_64_ENU_SCR_REG, enuscr);
-
+ ret = 0;
+put:
pci_dev_put(dev1);
- return 0;
+ return ret;
}
@@ -440,7 +444,7 @@ static int nforce3_agp_init(struct pci_d
{
u32 tmp, apbase, apbar, aplimit;
struct pci_dev *dev1;
- int i;
+ int i, ret;
unsigned size = amd64_fetch_size();
dev_info(&pdev->dev, "setting up Nforce3 AGP\n");
@@ -457,7 +461,8 @@ static int nforce3_agp_init(struct pci_d
if (i == ARRAY_SIZE(nforce3_sizes)) {
dev_info(&pdev->dev, "no NForce3 size found for %d\n", size);
- return -ENODEV;
+ ret = -ENODEV;
+ goto put;
}
pci_read_config_dword(dev1, NVIDIA_X86_64_1_APSIZE, &tmp);
@@ -471,7 +476,8 @@ static int nforce3_agp_init(struct pci_d
/* if x86-64 aperture base is beyond 4G, exit here */
if ( (apbase & 0x7fff) >> (32 - 25) ) {
dev_info(&pdev->dev, "aperture base > 4G\n");
- return -ENODEV;
+ ret = -ENODEV;
+ goto put;
}
apbase = (apbase & 0x7fff) << 25;
@@ -487,9 +493,11 @@ static int nforce3_agp_init(struct pci_d
pci_write_config_dword(dev1, NVIDIA_X86_64_1_APBASE2, apbase);
pci_write_config_dword(dev1, NVIDIA_X86_64_1_APLIMIT2, aplimit);
+ ret = 0;
+put:
pci_dev_put(dev1);
- return 0;
+ return ret;
}
static int __devinit agp_amd64_probe(struct pci_dev *pdev,
_
Patches currently in -mm which might be from jirislaby@xxxxxxxxx are
linux-next.patch
agp-amd64-fix-pci-reference-leaks.patch
isdn-misdn-dont-compile-unused-stuff.patch
reiser4.patch
fs-reiser4-add-parenths-around-x-y.patch
--
To unsubscribe from this list: send the line "unsubscribe mm-commits" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
