openwrt/package/kernel/lantiq/ltq-vectoring/patches/300-fix-compilation-warning-stack-limit.patch
Martin Schiller c7648273d0 kernel: ltq-vectoring: Avoid flush_scheduled_work() usage
This fixes some compile warnings for linux 6.6.

Flushing system-wide workqueues is dangerous and will be forbidden.
Replace system_wq with local vectoring_wq.

Signed-off-by: Martin Schiller <ms@dev.tdt.de>
2024-06-08 23:25:35 +02:00

70 lines
1.6 KiB
Diff

--- a/src/vectoring/ifxmips_vectoring.c
+++ b/src/vectoring/ifxmips_vectoring.c
@@ -300,7 +300,7 @@ static int proc_write_dbg(struct file *f
DBG_ENABLE_MASK_ALL
};
- char str[2048];
+ char *str;
char *p;
int len, rlen;
@@ -308,6 +308,10 @@ static int proc_write_dbg(struct file *f
int f_enable = 0;
int i;
+ str = kcalloc(2048, sizeof(*str), GFP_KERNEL);
+ if (!str)
+ return -ENOMEM;
+
len = count < sizeof(str) ? count : sizeof(str) - 1;
rlen = len - copy_from_user(str, buf, len);
while ( rlen && str[rlen - 1] <= ' ' )
@@ -367,6 +371,8 @@ static int proc_write_dbg(struct file *f
}
}
+ kfree(str);
+
return count;
}
--- a/src/vectoring/ifxmips_vectoring_test.c
+++ b/src/vectoring/ifxmips_vectoring_test.c
@@ -3,6 +3,7 @@
#include <linux/module.h>
#include <linux/proc_fs.h>
#include <linux/seq_file.h>
+#include <linux/slab.h>
#include "ifxmips_vectoring_stub.h"
@@ -46,13 +47,17 @@ static int proc_write_vectoring(struct f
{
char *p;
int len;
- char local_buf[1024];
+ char *local_buf;
unsigned long pkt_len;
int ret;
unsigned long sys_flag;
unsigned long start, end;
+ local_buf = kcalloc(1024, sizeof(*local_buf), GFP_KERNEL);
+ if (!local_buf)
+ return -ENOMEM;
+
len = sizeof(local_buf) < count ? sizeof(local_buf) - 1 : count;
len = len - copy_from_user(local_buf, buf, len);
local_buf[len] = 0;
@@ -81,6 +86,8 @@ static int proc_write_vectoring(struct f
else
printk("echo send <size> > /proc/driver/vectoring_test\n");
+ kfree(local_buf);
+
return count;
}