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authorHeiko Carstens <heiko.carstens@de.ibm.com>2010-06-04 14:14:47 -0700
committerGreg Kroah-Hartman <gregkh@suse.de>2010-07-05 11:22:38 -0700
commitfa31d3fc1debc200bf66240519e77aac606d40fa (patch)
treebed837e8663d507233da5a0e53ee28e3cc9d1446 /fs
parentfed3ff43e1c970cc7de6f32f795f515d4645e2a0 (diff)
fs/compat_rw_copy_check_uvector: add missing compat_ptr call
commit 7cbe17701a0379c7b05a79a6df4f24e41d2afde8 upstream. A call to access_ok is missing a compat_ptr conversion. Introduced with b83733639a494d5f42fa00a2506563fbd2d3015d "compat: factor out compat_rw_copy_check_uvector from compat_do_readv_writev" fs/compat.c: In function 'compat_rw_copy_check_uvector': fs/compat.c:629: warning: passing argument 1 of '__access_ok' makes pointer from integer without a cast Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Reviewed-by: Jeff Moyer <jmoyer@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'fs')
-rw-r--r--fs/compat.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/compat.c b/fs/compat.c
index f0b391c50552..6490d2134ff3 100644
--- a/fs/compat.c
+++ b/fs/compat.c
@@ -626,7 +626,7 @@ ssize_t compat_rw_copy_check_uvector(int type,
tot_len += len;
if (tot_len < tmp) /* maths overflow on the compat_ssize_t */
goto out;
- if (!access_ok(vrfy_dir(type), buf, len)) {
+ if (!access_ok(vrfy_dir(type), compat_ptr(buf), len)) {
ret = -EFAULT;
goto out;
}