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authorAl Viro <viro@zeniv.linux.org.uk>2011-06-25 19:15:54 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2011-07-20 01:43:52 -0400
commit8a5e929dd2e05ab4d3d89f58c5e8fca596af8f3a (patch)
tree8cbed05fcd99d24e881e5ea12d8a954865e31085 /fs/namei.c
parent554a8b9f54cd7ca2b89f5dc227df08be082fae0d (diff)
downloadop-kernel-dev-8a5e929dd2e05ab4d3d89f58c5e8fca596af8f3a.zip
op-kernel-dev-8a5e929dd2e05ab4d3d89f58c5e8fca596af8f3a.tar.gz
don't transliterate lower bits of ->intent.open.flags to FMODE_...
->create() instances are much happier that way... Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/namei.c')
-rw-r--r--fs/namei.c21
1 files changed, 2 insertions, 19 deletions
diff --git a/fs/namei.c b/fs/namei.c
index 94fd0fa..5e65f67 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -1965,27 +1965,10 @@ static int handle_truncate(struct file *filp)
return error;
}
-/*
- * Note that while the flag value (low two bits) for sys_open means:
- * 00 - read-only
- * 01 - write-only
- * 10 - read-write
- * 11 - special
- * it is changed into
- * 00 - no permissions needed
- * 01 - read-permission
- * 10 - write-permission
- * 11 - read-write
- * for the internal routines (ie open_namei()/follow_link() etc)
- * This is more logical, and also allows the 00 "no perm needed"
- * to be used for symlinks (where the permissions are checked
- * later).
- *
-*/
static inline int open_to_namei_flags(int flag)
{
- if ((flag+1) & O_ACCMODE)
- flag++;
+ if ((flag & O_ACCMODE) == 3)
+ flag--;
return flag;
}
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