Mirrors/u-boot
2
0
Fork 0
mirror of https://github.com/AsahiLinux/u-boot synced 2024-11-10 23:24:38 +00:00
Code Issues Projects Releases Packages Wiki Activity

image: Protect against overflow in unknown_msg()

Browse source 
Coverity complains that this can overflow. If we later increase the size
of one of the strings in the table, it could happen.

Adjust the code to protect against this.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reported-by: Coverity (CID: 150964)
This commit is contained in:
Simon Glass 2016-10-31 10:21:09 -06:00 committed by Tom Rini
parent eb9e699ff1
commit ae3de0d8ca
1 changed files with 4 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
common/image.c
View file

@ -587,10 +587,12 @@ const table_entry_t *get_table_entry(const table_entry_t *table, int id)
static const char *unknown_msg(enum ih_category category)
{
static const char unknown_str[] = "Unknown ";
static char msg[30];
strcpy(msg, "Unknown ");
strcat(msg, table_info[category].desc);
strcpy(msg, unknown_str);
strncat(msg, table_info[category].desc,
sizeof(msg) - sizeof(unknown_str));
return msg;
}