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authorAndy Lutomirski <luto@kernel.org>2016-03-22 14:25:04 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-03-22 15:36:02 -0700
commit121cef8f17d80e97838ea2f88715417e675e4403 (patch)
treeabb5b964a9b46db982e78ce546095cef8b7b257a /fs/ext4/dir.c
parent6d8bedff926b7d31fa68e7f81c2f13fdc29fe157 (diff)
downloadop-kernel-dev-121cef8f17d80e97838ea2f88715417e675e4403.zip
op-kernel-dev-121cef8f17d80e97838ea2f88715417e675e4403.tar.gz
ext4: in ext4_dir_llseek, check syscall bitness directly
ext4 treats directory offsets differently for 32-bit and 64-bit callers. Check the caller type using in_compat_syscall, not is_compat_task. This changes behavior on SPARC slightly. Signed-off-by: Andy Lutomirski <luto@kernel.org> Cc: "Theodore Ts'o" <tytso@mit.edu> Cc: Andreas Dilger <adilger.kernel@dilger.ca> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/ext4/dir.c')
-rw-r--r--fs/ext4/dir.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ext4/dir.c b/fs/ext4/dir.c
index 33f5e2a..50ba27c 100644
--- a/fs/ext4/dir.c
+++ b/fs/ext4/dir.c
@@ -285,7 +285,7 @@ errout:
static inline int is_32bit_api(void)
{
#ifdef CONFIG_COMPAT
- return is_compat_task();
+ return in_compat_syscall();
#else
return (BITS_PER_LONG == 32);
#endif
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