提交 6d2d4313 编写于 作者: T Thomas Meyer 提交者: Takashi Iwai

ALSA: asihp: Use kcalloc instead of kzalloc to allocate array

The advantage of kcalloc is, that will prevent integer overflows which could
result from the multiplication of number of elements and size and it is also
a bit nicer to read.

The semantic patch that makes this change is available
in https://lkml.org/lkml/2011/11/25/107Signed-off-by: NThomas Meyer <thomas@m3y3r.de>
Signed-off-by: NTakashi Iwai <tiwai@suse.de>
上级 1d5d37f4
...@@ -631,7 +631,7 @@ struct hpi_control_cache *hpi_alloc_control_cache(const u32 control_count, ...@@ -631,7 +631,7 @@ struct hpi_control_cache *hpi_alloc_control_cache(const u32 control_count,
if (!p_cache) if (!p_cache)
return NULL; return NULL;
p_cache->p_info = kzalloc(sizeof(*p_cache->p_info) * control_count, p_cache->p_info = kcalloc(control_count, sizeof(*p_cache->p_info),
GFP_KERNEL); GFP_KERNEL);
if (!p_cache->p_info) { if (!p_cache->p_info) {
kfree(p_cache); kfree(p_cache);
......
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