From fd89f36b90d433790003bbac221799483e0091e4 Mon Sep 17 00:00:00 2001 From: Josh Boyer Date: Mon, 7 Jan 2013 11:25:41 -0500 Subject: [PATCH] Patch to fix efivarfs underflow from Lingzhu Xiang (rhbz 888163) --- efivarfs-nlink-fix.patch | 24 ++++++++++++++++++++++++ kernel.spec | 5 +++++ 2 files changed, 29 insertions(+) create mode 100644 efivarfs-nlink-fix.patch diff --git a/efivarfs-nlink-fix.patch b/efivarfs-nlink-fix.patch new file mode 100644 index 000000000..421658678 --- /dev/null +++ b/efivarfs-nlink-fix.patch @@ -0,0 +1,24 @@ +efivarfs_unlink() should drop the file's link count, not the directory's. + +Tested-by: Lee, Chun-Yi +Signed-off-by: Lingzhu Xiang +--- + drivers/firmware/efivars.c | 2 +- + 1 files changed, 1 insertions(+), 1 deletions(-) + +diff --git a/drivers/firmware/efivars.c b/drivers/firmware/efivars.c +index d6b8d2f..60f5324 100644 +--- a/drivers/firmware/efivars.c ++++ b/drivers/firmware/efivars.c +@@ -995,7 +995,7 @@ static int efivarfs_unlink(struct inode *dir, struct dentry *dentry) + list_del(&var->list); + spin_unlock(&efivars->lock); + efivar_unregister(var); +- drop_nlink(dir); ++ drop_nlink(dentry->d_inode); + dput(dentry); + return 0; + } +-- +1.7.7.6 + diff --git a/kernel.spec b/kernel.spec index b666bc83d..671d80596 100644 --- a/kernel.spec +++ b/kernel.spec @@ -687,6 +687,7 @@ Patch800: linux-2.6-crash-driver.patch # secure boot Patch1000: secure-boot-20130104.patch +Patch1001: efivarfs-nlink-fix.patch # virt + ksm patches @@ -1392,6 +1393,7 @@ ApplyPatch linux-2.6-e1000-ich9-montevina.patch # secure boot ApplyPatch secure-boot-20130104.patch +ApplyPatch efivarfs-nlink-fix.patch # Assorted Virt Fixes @@ -2308,6 +2310,9 @@ fi # ||----w | # || || %changelog +* Mon Jan 07 2013 Josh Boyer +- Patch to fix efivarfs underflow from Lingzhu Xiang (rhbz 888163) + * Sat Jan 5 2013 Peter Robinson - Initial update of ARM configs for 3.8 - Enable DRM driver for tegra