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authorJesper Juhl <jesper.juhl@gmail.com>2006-06-27 02:55:06 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-06-27 17:32:48 -0700
commit8f7607803717e9d045965b210cd16a25d80cd04b (patch)
tree1e8af970aa305be5e229a86b3ccc2525f3936d3b /drivers/char
parent9a66a53f558efc2619a438278d2919b3c9a7f673 (diff)
[PATCH] Remove redundant NULL checks before [kv]free - in drivers/
Remove redundant NULL chck before kfree + tiny CodingStyle cleanup for drivers/ Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/char')
-rw-r--r--drivers/char/agp/sgi-agp.c5
-rw-r--r--drivers/char/hvcs.c11
2 files changed, 7 insertions, 9 deletions
diff --git a/drivers/char/agp/sgi-agp.c b/drivers/char/agp/sgi-agp.c
index cfa7922cb43..d73be4c2db8 100644
--- a/drivers/char/agp/sgi-agp.c
+++ b/drivers/char/agp/sgi-agp.c
@@ -329,9 +329,8 @@ static int __devinit agp_sgi_init(void)
static void __devexit agp_sgi_cleanup(void)
{
- if (sgi_tioca_agp_bridges)
- kfree(sgi_tioca_agp_bridges);
- sgi_tioca_agp_bridges=NULL;
+ kfree(sgi_tioca_agp_bridges);
+ sgi_tioca_agp_bridges = NULL;
}
module_init(agp_sgi_init);
diff --git a/drivers/char/hvcs.c b/drivers/char/hvcs.c
index 8d97b391129..afa26b65dac 100644
--- a/drivers/char/hvcs.c
+++ b/drivers/char/hvcs.c
@@ -1320,11 +1320,12 @@ static struct tty_operations hvcs_ops = {
static int hvcs_alloc_index_list(int n)
{
int i;
+
hvcs_index_list = kmalloc(n * sizeof(hvcs_index_count),GFP_KERNEL);
if (!hvcs_index_list)
return -ENOMEM;
hvcs_index_count = n;
- for(i = 0; i < hvcs_index_count; i++)
+ for (i = 0; i < hvcs_index_count; i++)
hvcs_index_list[i] = -1;
return 0;
}
@@ -1332,11 +1333,9 @@ static int hvcs_alloc_index_list(int n)
static void hvcs_free_index_list(void)
{
/* Paranoia check to be thorough. */
- if (hvcs_index_list) {
- kfree(hvcs_index_list);
- hvcs_index_list = NULL;
- hvcs_index_count = 0;
- }
+ kfree(hvcs_index_list);
+ hvcs_index_list = NULL;
+ hvcs_index_count = 0;
}
static int __init hvcs_module_init(void)