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authorChris Snook <csnook@redhat.com>2007-05-08 00:24:15 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-08 11:14:59 -0700
commit1ae7075bcd805c3aa5e8f53effc63a4562d6110e (patch)
tree76ce9da136deee264b1642169522981b5175af82 /include
parent7b8e89249ba54fb6e12358bbed7e3070fa1d1e6a (diff)
downloadlinux-1ae7075bcd805c3aa5e8f53effc63a4562d6110e.tar.bz2
use use SEEK_MAX to validate user lseek arguments
Add SEEK_MAX and use it to validate lseek arguments from userspace. Signed-off-by: Chris Snook <csnook@redhat.com> Acked-by: David Howells <dhowells@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/fs.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 020a8426e10a..986b5d5d369f 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -30,6 +30,7 @@
#define SEEK_SET 0 /* seek relative to beginning of file */
#define SEEK_CUR 1 /* seek relative to current file position */
#define SEEK_END 2 /* seek relative to end of file */
+#define SEEK_MAX SEEK_END
/* And dynamically-tunable limits and defaults: */
struct files_stat_struct {