diff options
Diffstat (limited to 'exec.c')
| -rw-r--r-- | exec.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/exec.c b/exec.c index c5e65a9380..8a6aac36e3 100644 --- a/exec.c +++ b/exec.c @@ -846,6 +846,8 @@ static void *file_ram_alloc(RAMBlock *block, const char *path) { char *filename; + char *sanitized_name; + char *c; void *area; int fd; #ifdef MAP_POPULATE @@ -867,7 +869,16 @@ static void *file_ram_alloc(RAMBlock *block, return NULL; } - filename = g_strdup_printf("%s/qemu_back_mem.XXXXXX", path); + /* Make name safe to use with mkstemp by replacing '/' with '_'. */ + sanitized_name = g_strdup(block->mr->name); + for (c = sanitized_name; *c != '\0'; c++) { + if (*c == '/') + *c = '_'; + } + + filename = g_strdup_printf("%s/qemu_back_mem.%s.XXXXXX", path, + sanitized_name); + g_free(sanitized_name); fd = mkstemp(filename); if (fd < 0) { |