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authorStephen Boyd <sboyd@codeaurora.org>2012-04-05 14:25:11 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-04-05 15:25:50 -0700
commit234e340582901211f40d8c732afc49f0630ecf05 (patch)
tree753076500dfd883b3db56d4f5410af31d8945623 /net/mac80211/debugfs_sta.c
parent9b3ae64be658a573b33d05a8dc73b08d3345fa44 (diff)
downloadop-kernel-dev-234e340582901211f40d8c732afc49f0630ecf05.zip
op-kernel-dev-234e340582901211f40d8c732afc49f0630ecf05.tar.gz
simple_open: automatically convert to simple_open()
Many users of debugfs copy the implementation of default_open() when they want to support a custom read/write function op. This leads to a proliferation of the default_open() implementation across the entire tree. Now that the common implementation has been consolidated into libfs we can replace all the users of this function with simple_open(). This replacement was done with the following semantic patch: <smpl> @ open @ identifier open_f != simple_open; identifier i, f; @@ -int open_f(struct inode *i, struct file *f) -{ ( -if (i->i_private) -f->private_data = i->i_private; | -f->private_data = i->i_private; ) -return 0; -} @ has_open depends on open @ identifier fops; identifier open.open_f; @@ struct file_operations fops = { ... -.open = open_f, +.open = simple_open, ... }; </smpl> [akpm@linux-foundation.org: checkpatch fixes] Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Julia Lawall <Julia.Lawall@lip6.fr> Acked-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'net/mac80211/debugfs_sta.c')
-rw-r--r--net/mac80211/debugfs_sta.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/mac80211/debugfs_sta.c b/net/mac80211/debugfs_sta.c
index 6d45804..832b2da 100644
--- a/net/mac80211/debugfs_sta.c
+++ b/net/mac80211/debugfs_sta.c
@@ -33,7 +33,7 @@ static ssize_t sta_ ##name## _read(struct file *file, \
#define STA_OPS(name) \
static const struct file_operations sta_ ##name## _ops = { \
.read = sta_##name##_read, \
- .open = mac80211_open_file_generic, \
+ .open = simple_open, \
.llseek = generic_file_llseek, \
}
@@ -41,7 +41,7 @@ static const struct file_operations sta_ ##name## _ops = { \
static const struct file_operations sta_ ##name## _ops = { \
.read = sta_##name##_read, \
.write = sta_##name##_write, \
- .open = mac80211_open_file_generic, \
+ .open = simple_open, \
.llseek = generic_file_llseek, \
}
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