diff options
Diffstat (limited to 'vl.c')
| -rw-r--r-- | vl.c | 12 |
1 files changed, 7 insertions, 5 deletions
@@ -4834,6 +4834,7 @@ static char *find_datadir(const char *argv0) #ifdef PATH_MAX char buf[PATH_MAX]; #endif + size_t max_len; #if defined(__linux__) { @@ -4868,11 +4869,12 @@ static char *find_datadir(const char *argv0) dir = dirname(p); dir = dirname(dir); - res = qemu_mallocz(strlen(dir) + - MAX(strlen(SHARE_SUFFIX), strlen(BUILD_SUFFIX)) + 1); - sprintf(res, "%s%s", dir, SHARE_SUFFIX); + max_len = strlen(dir) + + MAX(strlen(SHARE_SUFFIX), strlen(BUILD_SUFFIX)) + 1; + res = qemu_mallocz(max_len); + snprintf(res, max_len, "%s%s", dir, SHARE_SUFFIX); if (access(res, R_OK)) { - sprintf(res, "%s%s", dir, BUILD_SUFFIX); + snprintf(res, max_len, "%s%s", dir, BUILD_SUFFIX); if (access(res, R_OK)) { qemu_free(res); res = NULL; @@ -4910,7 +4912,7 @@ char *qemu_find_file(int type, const char *name) } len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2; buf = qemu_mallocz(len); - sprintf(buf, "%s/%s%s", data_dir, subdir, name); + snprintf(buf, len, "%s/%s%s", data_dir, subdir, name); if (access(buf, R_OK)) { qemu_free(buf); return NULL; |