new helper: file_inode(file)

[mirror_ubuntu-bionic-kernel.git] / arch / x86 / kernel / cpuid.c

diff --git a/arch/x86/kernel/cpuid.c b/arch/x86/kernel/cpuid.c
index 60c78917190c1185abea1174258688a152b2e7f1..1e4dbcfe6d3160fa7da9482f5b661c4eac853988 100644 (file)
--- a/arch/x86/kernel/cpuid.c
+++ b/arch/x86/kernel/cpuid.c
@@ -85,7 +85,7 @@ static ssize_t cpuid_read(struct file *file, char __user *buf,
 {
        char __user *tmp = buf;
        struct cpuid_regs cmd;
-       int cpu = iminor(file->f_path.dentry->d_inode);
+       int cpu = iminor(file_inode(file));
        u64 pos = *ppos;
        ssize_t bytes = 0;
        int err = 0;
@@ -116,7 +116,7 @@ static int cpuid_open(struct inode *inode, struct file *file)
        unsigned int cpu;
        struct cpuinfo_x86 *c;
 
-       cpu = iminor(file->f_path.dentry->d_inode);
+       cpu = iminor(file_inode(file));
        if (cpu >= nr_cpu_ids || !cpu_online(cpu))
                return -ENXIO;  /* No such CPU */