With 'allyesconfig', we get following error without this. drivers/staging/dgnc/dgnc_driver.c: In function ‘dgnc_cleanup_board’: drivers/staging/dgnc/dgnc_driver.c:459:3: error: implicit declaration of function ‘kfree’ [-Werror=implicit-function-declaration] kfree(brd->msgbuf_head); ^ drivers/staging/dgnc/dgnc_driver.c: In function ‘dgnc_driver_kzmalloc’: drivers/staging/dgnc/dgnc_driver.c:905:2: error: implicit declaration of function ‘kmalloc’ [-Werror=implicit-function-declaration] void *p = kmalloc(size, priority); Signed-off-by: Tushar Behera <tushar.behera@xxxxxxxxxx> --- drivers/staging/dgnc/dgnc_driver.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/staging/dgnc/dgnc_driver.c b/drivers/staging/dgnc/dgnc_driver.c index fa4e91a..8032368 100644 --- a/drivers/staging/dgnc/dgnc_driver.c +++ b/drivers/staging/dgnc/dgnc_driver.c @@ -34,6 +34,7 @@ #include <linux/version.h> #include <linux/module.h> #include <linux/pci.h> +#include <linux/slab.h> #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,39) #include <linux/sched.h> -- 1.7.9.5 _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel