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authorTheodore Ts'o <tytso@mit.edu>2014-02-17 04:29:32 +0400
committerTheodore Ts'o <tytso@mit.edu>2014-02-17 04:29:32 +0400
commit19ea80603715d473600cd993b9987bc97d042e02 (patch)
tree076e358e236a723b192a87da61ba712b55a3b853 /fs/ext4
parent3d2660d0c9c2f296837078c189b68a47f6b2e3b5 (diff)
downloadlinux-19ea80603715d473600cd993b9987bc97d042e02.tar.xz
ext4: don't leave i_crtime.tv_sec uninitialized
If the i_crtime field is not present in the inode, don't leave the field uninitialized. Fixes: ef7f38359 ("ext4: Add nanosecond timestamps") Reported-by: Vegard Nossum <vegard.nossum@oracle.com> Tested-by: Vegard Nossum <vegard.nossum@oracle.com> Signed-off-by: "Theodore Ts'o" <tytso@mit.edu> Cc: stable@vger.kernel.org
Diffstat (limited to 'fs/ext4')
-rw-r--r--fs/ext4/ext4.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index ece55565b9cd..d3a534fdc5ff 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -771,6 +771,8 @@ do { \
if (EXT4_FITS_IN_INODE(raw_inode, einode, xtime)) \
(einode)->xtime.tv_sec = \
(signed)le32_to_cpu((raw_inode)->xtime); \
+ else \
+ (einode)->xtime.tv_sec = 0; \
if (EXT4_FITS_IN_INODE(raw_inode, einode, xtime ## _extra)) \
ext4_decode_extra_time(&(einode)->xtime, \
raw_inode->xtime ## _extra); \