staging: lustre: add space around '+' in kernel_comm code

Add in missing space arouund '+' in the kernel_comm code.
Signed-off-by: James Simmons <jsimmons@infradead.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/lustre/lustre/include/uapi_kernelcomm.h

@@ -54,7 +54,7 @@ struct kuc_hdr {
 	__u16 kuc_msglen;
 } __aligned(sizeof(__u64));
 
-#define KUC_CHANGELOG_MSG_MAXSIZE (sizeof(struct kuc_hdr)+CR_MAXSIZE)
+#define KUC_CHANGELOG_MSG_MAXSIZE (sizeof(struct kuc_hdr) + CR_MAXSIZE)
 
 #define KUC_MAGIC  0x191C /*Lustre9etLinC */
 

drivers/staging/lustre/lustre/obdclass/kernelcomm.c

@@ -102,7 +102,7 @@ struct kkuc_reg {
 	char		 kr_data[0];
 };
 
-static struct list_head kkuc_groups[KUC_GRP_MAX+1] = {};
+static struct list_head kkuc_groups[KUC_GRP_MAX + 1] = {};
 /* Protect message sending against remove and adds */
 static DECLARE_RWSEM(kg_sem);