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-rw-r--r--arch/ia64/kernel/perfmon.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c
index aa94f60fa8e7..9860794a68fb 100644
--- a/arch/ia64/kernel/perfmon.c
+++ b/arch/ia64/kernel/perfmon.c
@@ -621,7 +621,7 @@ EXPORT_PER_CPU_SYMBOL_GPL(pfm_syst_info);
/* forward declaration */
-static struct file_operations pfm_file_ops;
+static const struct file_operations pfm_file_ops;
/*
* forward declarations
@@ -2126,7 +2126,7 @@ pfm_no_open(struct inode *irrelevant, struct file *dontcare)
-static struct file_operations pfm_file_ops = {
+static const struct file_operations pfm_file_ops = {
.llseek = no_llseek,
.read = pfm_read,
.write = pfm_write,
@@ -2301,12 +2301,11 @@ pfm_smpl_buffer_alloc(struct task_struct *task, pfm_context_t *ctx, unsigned lon
DPRINT(("smpl_buf @%p\n", smpl_buf));
/* allocate vma */
- vma = kmem_cache_alloc(vm_area_cachep, GFP_KERNEL);
+ vma = kmem_cache_zalloc(vm_area_cachep, GFP_KERNEL);
if (!vma) {
DPRINT(("Cannot allocate vma\n"));
goto error_kmem;
}
- memset(vma, 0, sizeof(*vma));
/*
* partially initialize the vma for the sampling buffer
@@ -6597,7 +6596,7 @@ found:
return 0;
}
-static struct file_operations pfm_proc_fops = {
+static const struct file_operations pfm_proc_fops = {
.open = pfm_proc_open,
.read = seq_read,
.llseek = seq_lseek,