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path: root/drivers/pcmcia/rsrc_nonstatic.c
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Diffstat (limited to 'drivers/pcmcia/rsrc_nonstatic.c')
-rw-r--r--drivers/pcmcia/rsrc_nonstatic.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/drivers/pcmcia/rsrc_nonstatic.c b/drivers/pcmcia/rsrc_nonstatic.c
index 559069a80a3b..a6eb7b59ba9f 100644
--- a/drivers/pcmcia/rsrc_nonstatic.c
+++ b/drivers/pcmcia/rsrc_nonstatic.c
@@ -214,7 +214,7 @@ static void do_io_probe(struct pcmcia_socket *s, unsigned int base,
214 return; 214 return;
215 } 215 }
216 for (i = base, most = 0; i < base+num; i += 8) { 216 for (i = base, most = 0; i < base+num; i += 8) {
217 res = claim_region(NULL, i, 8, IORESOURCE_IO, "PCMCIA ioprobe"); 217 res = claim_region(s, i, 8, IORESOURCE_IO, "PCMCIA ioprobe");
218 if (!res) 218 if (!res)
219 continue; 219 continue;
220 hole = inb(i); 220 hole = inb(i);
@@ -231,9 +231,14 @@ static void do_io_probe(struct pcmcia_socket *s, unsigned int base,
231 231
232 bad = any = 0; 232 bad = any = 0;
233 for (i = base; i < base+num; i += 8) { 233 for (i = base; i < base+num; i += 8) {
234 res = claim_region(NULL, i, 8, IORESOURCE_IO, "PCMCIA ioprobe"); 234 res = claim_region(s, i, 8, IORESOURCE_IO, "PCMCIA ioprobe");
235 if (!res) 235 if (!res) {
236 if (!any)
237 printk(" excluding");
238 if (!bad)
239 bad = any = i;
236 continue; 240 continue;
241 }
237 for (j = 0; j < 8; j++) 242 for (j = 0; j < 8; j++)
238 if (inb(i+j) != most) 243 if (inb(i+j) != most)
239 break; 244 break;
@@ -253,6 +258,7 @@ static void do_io_probe(struct pcmcia_socket *s, unsigned int base,
253 } 258 }
254 if (bad) { 259 if (bad) {
255 if ((num > 16) && (bad == base) && (i == base+num)) { 260 if ((num > 16) && (bad == base) && (i == base+num)) {
261 sub_interval(&s_data->io_db, bad, i-bad);
256 printk(" nothing: probe failed.\n"); 262 printk(" nothing: probe failed.\n");
257 return; 263 return;
258 } else { 264 } else {
@@ -804,7 +810,7 @@ static int adjust_memory(struct pcmcia_socket *s, unsigned int action, unsigned
804static int adjust_io(struct pcmcia_socket *s, unsigned int action, unsigned long start, unsigned long end) 810static int adjust_io(struct pcmcia_socket *s, unsigned int action, unsigned long start, unsigned long end)
805{ 811{
806 struct socket_data *data = s->resource_data; 812 struct socket_data *data = s->resource_data;
807 unsigned long size = end - start + 1; 813 unsigned long size;
808 int ret = 0; 814 int ret = 0;
809 815
810#if defined(CONFIG_X86) 816#if defined(CONFIG_X86)
@@ -814,6 +820,8 @@ static int adjust_io(struct pcmcia_socket *s, unsigned int action, unsigned long
814 start = 0x100; 820 start = 0x100;
815#endif 821#endif
816 822
823 size = end - start + 1;
824
817 if (end < start) 825 if (end < start)
818 return -EINVAL; 826 return -EINVAL;
819 827