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--- a/drivers/mtd/devices/block2mtd.c
+++ b/drivers/mtd/devices/block2mtd.c
@@ -391,7 +391,7 @@ static int block2mtd_setup2(const char *
/* 80 for device, 12 for erase size, 80 for name, 8 for timeout */
char buf[80 + 12 + 80 + 8];
char *str = buf;
- char *token[3];
+ char *token[4];
char *name;
size_t erase_size = PAGE_SIZE;
unsigned long timeout = MTD_DEFAULT_TIMEOUT;
@@ -405,7 +405,7 @@ static int block2mtd_setup2(const char *
strcpy(str, val);
kill_final_newline(str);
- for (i = 0; i < 3; i++)
+ for (i = 0; i < 4; i++)
token[i] = strsep(&str, ",");
if (str) {
@@ -434,6 +434,9 @@ static int block2mtd_setup2(const char *
if (token[2] && (strlen(token[2]) + 1 > 80))
pr_err("mtd device name too long\n");
+ if (token[3] && kstrtoul(token[3], 0, &timeout))
+ pr_err("invalid timeout\n");
+
add_device(name, erase_size, token[2], timeout);
return 0;
@@ -468,7 +471,7 @@ static int block2mtd_setup(const char *v
module_param_call(block2mtd, block2mtd_setup, NULL, NULL, 0200);
-MODULE_PARM_DESC(block2mtd, "Device to use. \"block2mtd=<dev>[,<erasesize>[,<name>]]\"");
+MODULE_PARM_DESC(block2mtd, "Device to use. \"block2mtd=<dev>[,<erasesize>[,<name>[,<timeout>]]]\"");
static int __init block2mtd_init(void)
{
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