staging: ccree: alloc by instance not type

Allocation by instance is preferred to allocation by type.
Signed-off-by: Gilad Ben-Yossef <gilad@benyossef.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/ccree/ssi_sram_mgr.c

@@ -51,7 +51,7 @@ void ssi_sram_mgr_fini(struct ssi_drvdata *drvdata)
 int ssi_sram_mgr_init(struct ssi_drvdata *drvdata)
 {
 	/* Allocate "this" context */
-	drvdata->sram_mgr_handle = kzalloc(sizeof(struct ssi_sram_mgr_ctx),
+	drvdata->sram_mgr_handle = kzalloc(sizeof(*drvdata->sram_mgr_handle),
 					   GFP_KERNEL);
 
 	if (!drvdata->sram_mgr_handle)