diff options
Diffstat (limited to 'drivers/pcmcia/rsrc_nonstatic.c')
| -rw-r--r-- | drivers/pcmcia/rsrc_nonstatic.c | 32 |
1 files changed, 19 insertions, 13 deletions
diff --git a/drivers/pcmcia/rsrc_nonstatic.c b/drivers/pcmcia/rsrc_nonstatic.c index 9d04fb214ec2..0e4141bac7b1 100644 --- a/drivers/pcmcia/rsrc_nonstatic.c +++ b/drivers/pcmcia/rsrc_nonstatic.c @@ -122,19 +122,22 @@ static void free_region(struct resource *res) static int add_interval(struct resource_map *map, u_long base, u_long num) { - struct resource_map *p, *q; + struct resource_map *p, *q; - for (p = map; ; p = p->next) { - if ((p != map) && (p->base+p->num-1 >= base)) - return -1; - if ((p->next == map) || (p->next->base > base+num-1)) - break; - } - q = kmalloc(sizeof(struct resource_map), GFP_KERNEL); - if (!q) return CS_OUT_OF_RESOURCE; - q->base = base; q->num = num; - q->next = p->next; p->next = q; - return 0; + for (p = map; ; p = p->next) { + if ((p != map) && (p->base+p->num-1 >= base)) + return -1; + if ((p->next == map) || (p->next->base > base+num-1)) + break; + } + q = kmalloc(sizeof(struct resource_map), GFP_KERNEL); + if (!q) { + printk(KERN_WARNING "out of memory to update resources\n"); + return -ENOMEM; + } + q->base = base; q->num = num; + q->next = p->next; p->next = q; + return 0; } /*====================================================================*/ @@ -166,7 +169,10 @@ static int sub_interval(struct resource_map *map, u_long base, u_long num) } else { /* Split the block into two pieces */ p = kmalloc(sizeof(struct resource_map), GFP_KERNEL); - if (!p) return CS_OUT_OF_RESOURCE; + if (!p) { + printk(KERN_WARNING "out of memory to update resources\n"); + return -ENOMEM; + } p->base = base+num; p->num = q->base+q->num - p->base; q->num = base - q->base; |