Commit 121cef8f authored by Andy Lutomirski's avatar Andy Lutomirski Committed by Linus Torvalds

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: default avatarAndy Lutomirski <luto@kernel.org>
Cc: "Theodore Ts'o" <tytso@mit.edu>
Cc: Andreas Dilger <adilger.kernel@dilger.ca>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 6d8bedff
...@@ -285,7 +285,7 @@ static int ext4_readdir(struct file *file, struct dir_context *ctx) ...@@ -285,7 +285,7 @@ static int ext4_readdir(struct file *file, struct dir_context *ctx)
static inline int is_32bit_api(void) static inline int is_32bit_api(void)
{ {
#ifdef CONFIG_COMPAT #ifdef CONFIG_COMPAT
return is_compat_task(); return in_compat_syscall();
#else #else
return (BITS_PER_LONG == 32); return (BITS_PER_LONG == 32);
#endif #endif
......
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