From: Arnd Bergmann Date: Thu, 20 Apr 2017 17:54:48 +0000 (+0200) Subject: scsi: pmcraid: fix minor sparse warnings X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=144b139c96200c51248b8701a1ef4a6bebd3dc8c;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git scsi: pmcraid: fix minor sparse warnings pmcraid_minor is only used in this one file and should be 'static' as suggested by sparse: drivers/scsi/pmcraid.c:80:1: warning: symbol 'pmcraid_minor' was not declared. Should it be static? In Linux coding style, a literal '0' integer should not be used to represent a NULL pointer: drivers/scsi/pmcraid.c:348:29: warning: Using plain integer as NULL pointer drivers/scsi/pmcraid.c:4824:49: warning: Using plain integer as NULL pointer Signed-off-by: Arnd Bergmann Reviewed-by: Christoph Hellwig Signed-off-by: Martin K. Petersen --- diff --git a/drivers/scsi/pmcraid.c b/drivers/scsi/pmcraid.c index 35a2b3685208..94f71aef196f 100644 --- a/drivers/scsi/pmcraid.c +++ b/drivers/scsi/pmcraid.c @@ -77,7 +77,7 @@ static atomic_t pmcraid_adapter_count = ATOMIC_INIT(0); */ static unsigned int pmcraid_major; static struct class *pmcraid_class; -DECLARE_BITMAP(pmcraid_minor, PMCRAID_MAX_ADAPTERS); +static DECLARE_BITMAP(pmcraid_minor, PMCRAID_MAX_ADAPTERS); /* * Module parameters @@ -345,7 +345,7 @@ static void pmcraid_init_cmdblk(struct pmcraid_cmd *cmd, int index) cmd->scsi_cmd = NULL; cmd->release = 0; cmd->completion_req = 0; - cmd->sense_buffer = 0; + cmd->sense_buffer = NULL; cmd->sense_buffer_dma = 0; cmd->dma_handle = 0; init_timer(&cmd->timer); @@ -4818,7 +4818,7 @@ static int pmcraid_allocate_host_rrqs(struct pmcraid_instance *pinstance) buffer_size, &(pinstance->hrrq_start_bus_addr[i])); - if (pinstance->hrrq_start[i] == 0) { + if (!pinstance->hrrq_start[i]) { pmcraid_err("pci_alloc failed for hrrq vector : %d\n", i); pmcraid_release_host_rrqs(pinstance, i);