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| author | Rasmus Villemoes <linux@rasmusvillemoes.dk> | 2015-09-09 23:42:06 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2015-09-25 02:30:50 +0200 |
| commit | 7236214c88454d96de7633e07a8314644d529f26 (patch) | |
| tree | 55a5a0bbafadd1c74793205a717d3c043c815e0c /drivers/base/power/wakeup.c | |
| parent | a6f5f0dd4e21191ce35030dd4d6421e1cca10ee4 (diff) | |
| download | lwn-7236214c88454d96de7633e07a8314644d529f26.tar.gz lwn-7236214c88454d96de7633e07a8314644d529f26.zip | |
PM / wakeup: wakeup_source_create: use kstrdup_const
Using kstrdup_const allows us to save a little runtime memory (and a
string copy) in the common case where name is a string literal.
Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/base/power/wakeup.c')
| -rw-r--r-- | drivers/base/power/wakeup.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/base/power/wakeup.c b/drivers/base/power/wakeup.c index 3b361ecfaffc..a1e0b9ab847a 100644 --- a/drivers/base/power/wakeup.c +++ b/drivers/base/power/wakeup.c @@ -94,7 +94,7 @@ struct wakeup_source *wakeup_source_create(const char *name) if (!ws) return NULL; - wakeup_source_prepare(ws, name ? kstrdup(name, GFP_KERNEL) : NULL); + wakeup_source_prepare(ws, name ? kstrdup_const(name, GFP_KERNEL) : NULL); return ws; } EXPORT_SYMBOL_GPL(wakeup_source_create); @@ -157,7 +157,7 @@ void wakeup_source_destroy(struct wakeup_source *ws) wakeup_source_drop(ws); wakeup_source_record(ws); - kfree(ws->name); + kfree_const(ws->name); kfree(ws); } EXPORT_SYMBOL_GPL(wakeup_source_destroy); |