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| author | Andy Lutomirski <luto@kernel.org> | 2016-03-22 14:25:04 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-03-22 15:36:02 -0700 |
| commit | 121cef8f17d80e97838ea2f88715417e675e4403 (patch) | |
| tree | abb5b964a9b46db982e78ce546095cef8b7b257a /fs/ext4/dir.c | |
| parent | 6d8bedff926b7d31fa68e7f81c2f13fdc29fe157 (diff) | |
| download | linux-stable-121cef8f17d80e97838ea2f88715417e675e4403.tar.gz linux-stable-121cef8f17d80e97838ea2f88715417e675e4403.tar.bz2 linux-stable-121cef8f17d80e97838ea2f88715417e675e4403.zip | |
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.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ext4/dir.c b/fs/ext4/dir.c index 33f5e2a50cf8..50ba27cbed03 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 |