[v2,08/16] ext4: In ext4_dir_llseek, check syscall bitness directly

Commit Message

Andy Lutomirski Jan. 25, 2016, 10:24 p.m. UTC

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 <[e-mail]>
---
 fs/ext4/dir.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Patch

diff --git a/fs/ext4/dir.c b/fs/ext4/dir.c
index 1d1bca74f844..6395456edea6 100644
--- a/fs/ext4/dir.c
+++ b/fs/ext4/dir.c
@@ -276,7 +276,7 @@  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