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alloc_file(): switch to passing O_... flags instead of FMODE_... mode

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... so that it could set both ->f_flags and ->f_mode, without callers
having to set ->f_flags manually.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro
2018-07-11 14:19:04 -04:00
parent 6b4e8085c0
commit c9c554f214
12 changed files with 27 additions and 36 deletions
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8
ipc/shm.c
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@@ -1362,7 +1362,7 @@ long do_shmat(int shmid, char __user *shmaddr, int shmflg,
struct ipc_namespace *ns;
struct shm_file_data *sfd;
struct path path;
fmode_t f_mode;
int f_flags;
unsigned long populate = 0;
err = -EINVAL;
@@ -1395,11 +1395,11 @@ long do_shmat(int shmid, char __user *shmaddr, int shmflg,
if (shmflg & SHM_RDONLY) {
prot = PROT_READ;
acc_mode = S_IRUGO;
f_mode = FMODE_READ;
f_flags = O_RDONLY;
} else {
prot = PROT_READ | PROT_WRITE;
acc_mode = S_IRUGO | S_IWUGO;
f_mode = FMODE_READ | FMODE_WRITE;
f_flags = O_RDWR;
}
if (shmflg & SHM_EXEC) {
prot |= PROT_EXEC;
@@ -1449,7 +1449,7 @@ long do_shmat(int shmid, char __user *shmaddr, int shmflg,
goto out_nattch;
}
file = alloc_file(&path, f_mode,
file = alloc_file(&path, f_flags,
is_file_hugepages(shp->shm_file) ?
&shm_file_operations_huge :
&shm_file_operations);