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switch simple cases of fget_light to fdget

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro
2012-08-28 12:52:22 -04:00
parent a5b470ba06
commit 2903ff019b
44 changed files with 631 additions and 761 deletions
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11
kernel/taskstats.c
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@ -415,16 +415,15 @@ static int cgroupstats_user_cmd(struct sk_buff *skb, struct genl_info *info)
struct nlattr *na;
size_t size;
u32 fd;
struct file *file;
int fput_needed;
struct fd f;
na = info->attrs[CGROUPSTATS_CMD_ATTR_FD];
if (!na)
return -EINVAL;
fd = nla_get_u32(info->attrs[CGROUPSTATS_CMD_ATTR_FD]);
file = fget_light(fd, &fput_needed);
if (!file)
f = fdget(fd);
if (!f.file)
return 0;
size = nla_total_size(sizeof(struct cgroupstats));
@ -444,7 +443,7 @@ static int cgroupstats_user_cmd(struct sk_buff *skb, struct genl_info *info)
stats = nla_data(na);
memset(stats, 0, sizeof(*stats));
rc = cgroupstats_build(stats, file->f_dentry);
rc = cgroupstats_build(stats, f.file->f_dentry);
if (rc < 0) {
nlmsg_free(rep_skb);
goto err;
@ -453,7 +452,7 @@ static int cgroupstats_user_cmd(struct sk_buff *skb, struct genl_info *info)
rc = send_reply(rep_skb, info);
err:
fput_light(file, fput_needed);
fdput(f);
return rc;
}