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netdevsim: convert to DEFINE_SHOW_ATTRIBUTE 

Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Acked-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Yangtao Li 2018-12-12 11:40:07 -05:00 committed by David S. Miller
parent 9a58ee2f00
commit e6652f0ff0
1 changed files with 2 additions and 14 deletions
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16
drivers/net/netdevsim/bpf.c
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@ -48,7 +48,7 @@ struct nsim_bpf_bound_map {
struct list_head l; struct list_head l;
}; };
static int nsim_debugfs_bpf_string_read(struct seq_file *file, void *data) static int nsim_bpf_string_show(struct seq_file *file, void *data)
{ {
const char **str = file->private; const char **str = file->private;
@ -57,19 +57,7 @@ static int nsim_debugfs_bpf_string_read(struct seq_file *file, void *data)
return 0; return 0;
} }
DEFINE_SHOW_ATTRIBUTE(nsim_bpf_string);
static int nsim_debugfs_bpf_string_open(struct inode *inode, struct file *f)
{
return single_open(f, nsim_debugfs_bpf_string_read, inode->i_private);
}
static const struct file_operations nsim_bpf_string_fops = {
.owner = THIS_MODULE,
.open = nsim_debugfs_bpf_string_open,
.release = single_release,
.read = seq_read,
.llseek = seq_lseek
};
static int static int
nsim_bpf_verify_insn(struct bpf_verifier_env *env, int insn_idx, int prev_insn) nsim_bpf_verify_insn(struct bpf_verifier_env *env, int insn_idx, int prev_insn)