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path: root/drivers/mtd/mtdoops.c
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Diffstat (limited to 'drivers/mtd/mtdoops.c')
-rw-r--r--drivers/mtd/mtdoops.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/mtd/mtdoops.c b/drivers/mtd/mtdoops.c
index 1a6b3be..fdf504f 100644
--- a/drivers/mtd/mtdoops.c
+++ b/drivers/mtd/mtdoops.c
@@ -44,6 +44,7 @@ static struct mtdoops_context {
int oops_pages;
int nextpage;
int nextcount;
+ char *name;
void *oops_buf;
@@ -273,6 +274,9 @@ static void mtdoops_notify_add(struct mtd_info *mtd)
{
struct mtdoops_context *cxt = &oops_cxt;
+ if (cxt->name && !strcmp(mtd->name, cxt->name))
+ cxt->mtd_index = mtd->index;
+
if ((mtd->index != cxt->mtd_index) || cxt->mtd_index < 0)
return;
@@ -383,8 +387,12 @@ static int __init mtdoops_console_setup(struct console *co, char *options)
{
struct mtdoops_context *cxt = co->data;
- if (cxt->mtd_index != -1)
+ if (cxt->mtd_index != -1 || cxt->name)
return -EBUSY;
+ if (options) {
+ cxt->name = kstrdup(options, GFP_KERNEL);
+ return 0;
+ }
if (co->index == -1)
return -EINVAL;
@@ -432,6 +440,7 @@ static void __exit mtdoops_console_exit(void)
unregister_mtd_user(&mtdoops_notifier);
unregister_console(&mtdoops_console);
+ kfree(cxt->name);
vfree(cxt->oops_buf);
}
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