diff --git a/drivers/mtd/maps/pmcmsp-flash.c b/drivers/mtd/maps/pmcmsp-flash.c index 7e0377ec1c40..02bde8c982ec 100644 --- a/drivers/mtd/maps/pmcmsp-flash.c +++ b/drivers/mtd/maps/pmcmsp-flash.c @@ -73,13 +73,16 @@ int __init init_msp_flash(void) return -ENXIO; printk(KERN_NOTICE "Found %d PMC flash devices\n", fcnt); - msp_flash = (struct mtd_info **)kmalloc( - fcnt * sizeof(struct map_info *), GFP_KERNEL); - msp_parts = (struct mtd_partition **)kmalloc( - fcnt * sizeof(struct mtd_partition *), GFP_KERNEL); - msp_maps = (struct map_info *)kmalloc( - fcnt * sizeof(struct mtd_info), GFP_KERNEL); - memset(msp_maps, 0, fcnt * sizeof(struct mtd_info)); + + msp_flash = kmalloc(fcnt * sizeof(struct map_info *), GFP_KERNEL); + msp_parts = kmalloc(fcnt * sizeof(struct mtd_partition *), GFP_KERNEL); + msp_maps = kcalloc(fcnt, sizeof(struct mtd_info), GFP_KERNEL); + if (!msp_flash || !msp_parts || !msp_maps) { + kfree(msp_maps); + kfree(msp_parts); + kfree(msp_flash); + return -ENOMEM; + } /* loop over the flash devices, initializing each */ for (i = 0; i < fcnt; i++) { @@ -95,9 +98,8 @@ int __init init_msp_flash(void) continue; } - msp_parts[i] = (struct mtd_partition *)kmalloc( - pcnt * sizeof(struct mtd_partition), GFP_KERNEL); - memset(msp_parts[i], 0, pcnt * sizeof(struct mtd_partition)); + msp_parts[i] = kcalloc(pcnt, sizeof(struct mtd_partition), + GFP_KERNEL); /* now initialize the devices proper */ flash_name[5] = '0' + i;