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authorAl Viro <viro@zeniv.linux.org.uk>2013-02-27 16:59:05 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2013-02-27 16:59:05 -0500
commit6131ffaa1f091415b7a24abb01f033d9c0a727f4 (patch)
tree8983574e9458a5328a30900cb3466e3648421355 /arch/x86/kernel
parent45e09bd51b2be1fbb86c2e3d5bb00d32744f1ecb (diff)
downloadvexpress-lsk-6131ffaa1f091415b7a24abb01f033d9c0a727f4.tar.gz
more file_inode() open-coded instances
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/x86/kernel')
-rw-r--r--arch/x86/kernel/msr.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/arch/x86/kernel/msr.c b/arch/x86/kernel/msr.c
index 4929502c137..ce130493b80 100644
--- a/arch/x86/kernel/msr.c
+++ b/arch/x86/kernel/msr.c
@@ -71,7 +71,7 @@ static ssize_t msr_read(struct file *file, char __user *buf,
u32 __user *tmp = (u32 __user *) buf;
u32 data[2];
u32 reg = *ppos;
- int cpu = iminor(file->f_path.dentry->d_inode);
+ int cpu = iminor(file_inode(file));
int err = 0;
ssize_t bytes = 0;
@@ -99,7 +99,7 @@ static ssize_t msr_write(struct file *file, const char __user *buf,
const u32 __user *tmp = (const u32 __user *)buf;
u32 data[2];
u32 reg = *ppos;
- int cpu = iminor(file->f_path.dentry->d_inode);
+ int cpu = iminor(file_inode(file));
int err = 0;
ssize_t bytes = 0;
@@ -125,7 +125,7 @@ static long msr_ioctl(struct file *file, unsigned int ioc, unsigned long arg)
{
u32 __user *uregs = (u32 __user *)arg;
u32 regs[8];
- int cpu = iminor(file->f_path.dentry->d_inode);
+ int cpu = iminor(file_inode(file));
int err;
switch (ioc) {
@@ -171,13 +171,12 @@ static long msr_ioctl(struct file *file, unsigned int ioc, unsigned long arg)
static int msr_open(struct inode *inode, struct file *file)
{
- unsigned int cpu;
+ unsigned int cpu = iminor(file_inode(file));
struct cpuinfo_x86 *c;
if (!capable(CAP_SYS_RAWIO))
return -EPERM;
- cpu = iminor(file->f_path.dentry->d_inode);
if (cpu >= nr_cpu_ids || !cpu_online(cpu))
return -ENXIO; /* No such CPU */