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author | Alexander Beregalov <a.beregalov@gmail.com> | 2011-03-09 00:53:36 (GMT) |
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committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-03-09 23:54:32 (GMT) |
commit | fb44022f1865ca4a5fcee4fc26a260b83ca05c06 (patch) | |
tree | 8d40c0fb0e0c1a0f88fb32c08b2571e714ef3e96 /drivers | |
parent | 2f4813163639f9f528c41d98ea52dcc85f8d9781 (diff) | |
download | linux-fsl-qoriq-fb44022f1865ca4a5fcee4fc26a260b83ca05c06.tar.xz |
staging: spectra: optimize kmalloc to kzalloc
Use kzalloc rather than kmalloc followed by memset with 0.
Found by coccinelle.
Signed-off-by: Alexander Beregalov <a.beregalov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/staging/spectra/flash.c | 26 |
1 files changed, 9 insertions, 17 deletions
diff --git a/drivers/staging/spectra/flash.c b/drivers/staging/spectra/flash.c index f11197b..a2f8200 100644 --- a/drivers/staging/spectra/flash.c +++ b/drivers/staging/spectra/flash.c @@ -428,10 +428,9 @@ static int allocate_memory(void) DeviceInfo.wPageDataSize; /* Malloc memory for block tables */ - g_pBlockTable = kmalloc(block_table_size, GFP_ATOMIC); + g_pBlockTable = kzalloc(block_table_size, GFP_ATOMIC); if (!g_pBlockTable) goto block_table_fail; - memset(g_pBlockTable, 0, block_table_size); total_bytes += block_table_size; g_pWearCounter = (u8 *)(g_pBlockTable + @@ -447,19 +446,17 @@ static int allocate_memory(void) Cache.array[i].address = NAND_CACHE_INIT_ADDR; Cache.array[i].use_cnt = 0; Cache.array[i].changed = CLEAR; - Cache.array[i].buf = kmalloc(Cache.cache_item_size, - GFP_ATOMIC); + Cache.array[i].buf = kzalloc(Cache.cache_item_size, + GFP_ATOMIC); if (!Cache.array[i].buf) goto cache_item_fail; - memset(Cache.array[i].buf, 0, Cache.cache_item_size); total_bytes += Cache.cache_item_size; } /* Malloc memory for IPF */ - g_pIPF = kmalloc(page_size, GFP_ATOMIC); + g_pIPF = kzalloc(page_size, GFP_ATOMIC); if (!g_pIPF) goto ipf_fail; - memset(g_pIPF, 0, page_size); total_bytes += page_size; /* Malloc memory for data merging during Level2 Cache flush */ @@ -476,10 +473,9 @@ static int allocate_memory(void) total_bytes += block_size; /* Malloc memory for temp buffer */ - g_pTempBuf = kmalloc(Cache.cache_item_size, GFP_ATOMIC); + g_pTempBuf = kzalloc(Cache.cache_item_size, GFP_ATOMIC); if (!g_pTempBuf) goto Temp_buf_fail; - memset(g_pTempBuf, 0, Cache.cache_item_size); total_bytes += Cache.cache_item_size; /* Malloc memory for block table blocks */ @@ -589,10 +585,9 @@ static int allocate_memory(void) total_bytes += block_size; /* Malloc memory for copy of block table used in CDMA mode */ - g_pBTStartingCopy = kmalloc(block_table_size, GFP_ATOMIC); + g_pBTStartingCopy = kzalloc(block_table_size, GFP_ATOMIC); if (!g_pBTStartingCopy) goto bt_starting_copy; - memset(g_pBTStartingCopy, 0, block_table_size); total_bytes += block_table_size; g_pWearCounterCopy = (u8 *)(g_pBTStartingCopy + @@ -608,28 +603,25 @@ static int allocate_memory(void) 5 * DeviceInfo.wDataBlockNum * sizeof(u8); if (DeviceInfo.MLCDevice) mem_size += 5 * DeviceInfo.wDataBlockNum * sizeof(u16); - g_pBlockTableCopies = kmalloc(mem_size, GFP_ATOMIC); + g_pBlockTableCopies = kzalloc(mem_size, GFP_ATOMIC); if (!g_pBlockTableCopies) goto blk_table_copies_fail; - memset(g_pBlockTableCopies, 0, mem_size); total_bytes += mem_size; g_pNextBlockTable = g_pBlockTableCopies; /* Malloc memory for Block Table Delta */ mem_size = MAX_DESCS * sizeof(struct BTableChangesDelta); - g_pBTDelta = kmalloc(mem_size, GFP_ATOMIC); + g_pBTDelta = kzalloc(mem_size, GFP_ATOMIC); if (!g_pBTDelta) goto bt_delta_fail; - memset(g_pBTDelta, 0, mem_size); total_bytes += mem_size; g_pBTDelta_Free = g_pBTDelta; /* Malloc memory for Copy Back Buffers */ for (j = 0; j < COPY_BACK_BUF_NUM; j++) { - cp_back_buf_copies[j] = kmalloc(block_size, GFP_ATOMIC); + cp_back_buf_copies[j] = kzalloc(block_size, GFP_ATOMIC); if (!cp_back_buf_copies[j]) goto cp_back_buf_copies_fail; - memset(cp_back_buf_copies[j], 0, block_size); total_bytes += block_size; } cp_back_buf_idx = 0; |