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From: akpm@linux-foundation.org
To: mm-commits@vger.kernel.org
Cc: error27@gmail.com, hch@lst.de, viro@zeniv.linux.org.uk
Subject: + fs-sysv-dereferencing-err_ptr.patch added to -mm tree
Date: Thu, 22 Apr 2010 15:48:43 -0700	[thread overview]
Message-ID: <201004222248.o3MMmh5a016013@imap1.linux-foundation.org> (raw)


The patch titled
     fs/sysv: dereferencing ERR_PTR()
has been added to the -mm tree.  Its filename is
     fs-sysv-dereferencing-err_ptr.patch

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*** 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: fs/sysv: dereferencing ERR_PTR()
From: Dan Carpenter <error27@gmail.com>

Move the dir_put_page() inside the if condition so we don't dereference
"page", if it's an ERR_PTR().

Signed-off-by: Dan Carpenter <error27@gmail.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 fs/sysv/dir.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff -puN fs/sysv/dir.c~fs-sysv-dereferencing-err_ptr fs/sysv/dir.c
--- a/fs/sysv/dir.c~fs-sysv-dereferencing-err_ptr
+++ a/fs/sysv/dir.c
@@ -164,8 +164,8 @@ struct sysv_dir_entry *sysv_find_entry(s
 							name, de->name))
 					goto found;
 			}
+			dir_put_page(page);
 		}
-		dir_put_page(page);
 
 		if (++n >= npages)
 			n = 0;
_

Patches currently in -mm which might be from error27@gmail.com are

origin.patch
linux-next.patch
ksm-check-for-err_ptr-from-follow_page.patch
power_meter-acpi_device_class-power_meter_resource-too-long.patch
sbshc-acpi_device_class-smbus_host_controller-too-long.patch
acpi_pad-processor_aggregator-name-too-long.patch
acpi_pad-processor_aggregator-name-too-long-fix.patch
drivers-gpu-drm-via-via_videoc-fix-off-by-one-issue.patch
drivers-gpu-drm-radeon-radeon_atombiosc-range-check-issues.patch
drivers-gpu-drm-drm_sysfsc-sysfs-files-error-handling.patch
drivers-gpu-drm-drm_memoryc-fix-check-for-end-of-loop.patch
drivers-media-video-au0828-au0828-videoc-off-by-one-bug.patch
drivers-media-video-zc0301-zc0301_corec-improve-error-handling.patch
drivers-media-video-et61x251-et61x251_corec-improve-error-handling.patch
drivers-media-video-sn9c102-sn9c102_corec-improve-error-handling.patch
cx88-improve-error-handling.patch
ir-keytable-avoid-double-lock.patch
cx231xx-improve-error-handling.patch
backlight-backlight_device_register-return-err_ptr.patch
scsi-remove-superfluous-null-pointer-check-from-scsi_kill_request.patch
drivers-staging-otus-hal-hpanic-using-the-wrong-variable.patch
drivers-staging-comedi-drivers-dt2801c-off-by-one-issue.patch
musb-potential-use-after-free.patch
usb-oxu210hp-release-spinlock-on-error-path.patch
mm-document-follow_page.patch
dynamic_debug-small-cleanup-in-ddebug_proc_write.patch
sis-strcpy-=-strlcpy.patch
proc-cleanup-remove-unused-assignments.patch
fs-sysv-dereferencing-err_ptr.patch


                 reply	other threads:[~2010-04-22 22:48 UTC|newest]

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