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authorColin Ian King <colin.king@canonical.com>2017-09-06 09:56:29 +0100
committerTejun Heo <tj@kernel.org>2017-09-06 07:40:28 -0700
commit795ef788145ed2fa023efdf11e8d5d7bedc21462 (patch)
tree269cf02835365f1ceb1ee5b0abc777172f55ceb1 /drivers/ata/libata-zpodd.c
parentf723fa4e69920f6a5dd5fa0d10ce90e2f14d189c (diff)
downloadlinux-795ef788145ed2fa023efdf11e8d5d7bedc21462.tar.gz
libata: zpodd: make arrays cdb static, reduces object code size
Don't populate the arrays cdb on the stack, instead make them static.
Makes the object code smaller by 230 bytes:

Before:
   text	   data	    bss	    dec	    hex	filename
   3797	    240	      0	   4037	    fc5	drivers/ata/libata-zpodd.o

After:
   text	   data	    bss	    dec	    hex	filename
   3407	    400	      0	   3807	    edf	drivers/ata/libata-zpodd.o

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'drivers/ata/libata-zpodd.c')
-rw-r--r--drivers/ata/libata-zpodd.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/ata/libata-zpodd.c b/drivers/ata/libata-zpodd.c
index 8a01d09ac4db..23a62e4015d0 100644
--- a/drivers/ata/libata-zpodd.c
+++ b/drivers/ata/libata-zpodd.c
@@ -34,7 +34,7 @@ struct zpodd {
 static int eject_tray(struct ata_device *dev)
 {
 	struct ata_taskfile tf;
-	const char cdb[] = {  GPCMD_START_STOP_UNIT,
+	static const char cdb[] = {  GPCMD_START_STOP_UNIT,
 		0, 0, 0,
 		0x02,     /* LoEj */
 		0, 0, 0, 0, 0, 0, 0,
@@ -55,7 +55,7 @@ static enum odd_mech_type zpodd_get_mech_type(struct ata_device *dev)
 	unsigned int ret;
 	struct rm_feature_desc *desc = (void *)(buf + 8);
 	struct ata_taskfile tf;
-	char cdb[] = {  GPCMD_GET_CONFIGURATION,
+	static const char cdb[] = {  GPCMD_GET_CONFIGURATION,
 			2,      /* only 1 feature descriptor requested */
 			0, 3,   /* 3, removable medium feature */
 			0, 0, 0,/* reserved */