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path: root/target/linux/generic/patches-4.3/441-block2mtd_probe.patch
blob: ed14537a6c21f523c619e0c313bde55b3b996814 (plain)
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--- a/drivers/mtd/devices/block2mtd.c
+++ b/drivers/mtd/devices/block2mtd.c
@@ -392,7 +392,7 @@ 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;
@@ -406,7 +406,7 @@ 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) {
@@ -435,6 +435,9 @@ 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;
@@ -469,7 +472,7 @@ 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)
 {