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Subject[PATCH 07] drivers/block/cciss.c: kmalloc + memset conversion to kzalloc
Date
Signed-off-by: Mariusz Kozlowski <m.kozlowski@tuxland.pl>

drivers/block/cciss.c | 104285 -> 104168 (-117 bytes)
drivers/block/cciss.o | 277400 -> 277124 (-276 bytes)

drivers/block/cciss.c | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)

--- linux-2.6.23-rc1-mm1-a/drivers/block/cciss.c 2007-07-26 13:07:41.000000000 +0200
+++ linux-2.6.23-rc1-mm1-b/drivers/block/cciss.c 2007-07-31 12:57:50.000000000 +0200
@@ -1977,12 +1977,13 @@ cciss_read_capacity(int ctlr, int logvol
{
ReadCapdata_struct *buf;
int return_code;
- buf = kmalloc(sizeof(ReadCapdata_struct), GFP_KERNEL);
- if (buf == NULL) {
+
+ buf = kzalloc(sizeof(ReadCapdata_struct), GFP_KERNEL);
+ if (!buf) {
printk(KERN_WARNING "cciss: out of memory\n");
return;
}
- memset(buf, 0, sizeof(ReadCapdata_struct));
+
if (withirq)
return_code = sendcmd_withirq(CCISS_READ_CAPACITY,
ctlr, buf, sizeof(ReadCapdata_struct),
@@ -2003,7 +2004,6 @@ cciss_read_capacity(int ctlr, int logvol
printk(KERN_INFO " blocks= %llu block_size= %d\n",
(unsigned long long)*total_size+1, *block_size);
kfree(buf);
- return;
}

static void
@@ -2011,12 +2011,13 @@ cciss_read_capacity_16(int ctlr, int log
{
ReadCapdata_struct_16 *buf;
int return_code;
- buf = kmalloc(sizeof(ReadCapdata_struct_16), GFP_KERNEL);
- if (buf == NULL) {
+
+ buf = kzalloc(sizeof(ReadCapdata_struct_16), GFP_KERNEL);
+ if (!buf) {
printk(KERN_WARNING "cciss: out of memory\n");
return;
}
- memset(buf, 0, sizeof(ReadCapdata_struct_16));
+
if (withirq) {
return_code = sendcmd_withirq(CCISS_READ_CAPACITY_16,
ctlr, buf, sizeof(ReadCapdata_struct_16),
@@ -2038,7 +2039,6 @@ cciss_read_capacity_16(int ctlr, int log
printk(KERN_INFO " blocks= %llu block_size= %d\n",
(unsigned long long)*total_size+1, *block_size);
kfree(buf);
- return;
}

static int cciss_revalidate(struct gendisk *disk)
-
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