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authorLinus Torvalds <torvalds@linux-foundation.org>2012-05-08 11:07:29 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-05-08 11:07:29 -0700
commit4ed6cedeefe8bbcad7c446db939450a6c902c16d (patch)
tree3f5f7b598aba7a15fbc1ab5ebf24d616ba49043f /drivers/video
parente9b19cd43f3f55a7f1d1c9a033feda8dabce3be6 (diff)
parent1fd14432294a86d46db55d8e96f5a26e97592c95 (diff)
downloadop-kernel-dev-4ed6cedeefe8bbcad7c446db939450a6c902c16d.zip
op-kernel-dev-4ed6cedeefe8bbcad7c446db939450a6c902c16d.tar.gz
Merge tag 'stable/for-linus-3.4-rc6-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen
Pull xen fixes from Konrad Rzeszutek Wilk: - fix to Kconfig to make it fit within 80 line characters, - two bootup fixes (AMD 8-core and with PCI BIOS), - cleanup code in a Xen PV fb driver, - and a crash fix when trying to see non-existent PTE's * tag 'stable/for-linus-3.4-rc6-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen: xen/Kconfig: fix Kconfig layout xen/pci: don't use PCI BIOS service for configuration space accesses xen/pte: Fix crashes when trying to see non-existent PGD/PMD/PUD/PTEs xen/apic: Return the APIC ID (and version) for CPU 0. drivers/video/xen-fbfront.c: add missing cleanup code
Diffstat (limited to 'drivers/video')
-rw-r--r--drivers/video/xen-fbfront.c27
1 files changed, 16 insertions, 11 deletions
diff --git a/drivers/video/xen-fbfront.c b/drivers/video/xen-fbfront.c
index cb4529c..b7f5173 100644
--- a/drivers/video/xen-fbfront.c
+++ b/drivers/video/xen-fbfront.c
@@ -365,7 +365,7 @@ static int __devinit xenfb_probe(struct xenbus_device *dev,
struct fb_info *fb_info;
int fb_size;
int val;
- int ret;
+ int ret = 0;
info = kzalloc(sizeof(*info), GFP_KERNEL);
if (info == NULL) {
@@ -458,26 +458,31 @@ static int __devinit xenfb_probe(struct xenbus_device *dev,
xenfb_init_shared_page(info, fb_info);
ret = xenfb_connect_backend(dev, info);
- if (ret < 0)
- goto error;
+ if (ret < 0) {
+ xenbus_dev_fatal(dev, ret, "xenfb_connect_backend");
+ goto error_fb;
+ }
ret = register_framebuffer(fb_info);
if (ret) {
- fb_deferred_io_cleanup(fb_info);
- fb_dealloc_cmap(&fb_info->cmap);
- framebuffer_release(fb_info);
xenbus_dev_fatal(dev, ret, "register_framebuffer");
- goto error;
+ goto error_fb;
}
info->fb_info = fb_info;
xenfb_make_preferred_console();
return 0;
- error_nomem:
- ret = -ENOMEM;
- xenbus_dev_fatal(dev, ret, "allocating device memory");
- error:
+error_fb:
+ fb_deferred_io_cleanup(fb_info);
+ fb_dealloc_cmap(&fb_info->cmap);
+ framebuffer_release(fb_info);
+error_nomem:
+ if (!ret) {
+ ret = -ENOMEM;
+ xenbus_dev_fatal(dev, ret, "allocating device memory");
+ }
+error:
xenfb_remove(dev);
return ret;
}
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