diff options
| -rw-r--r-- | src/ldso/dynlink.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/src/ldso/dynlink.c b/src/ldso/dynlink.c index efbec8fb..dec95111 100644 --- a/src/ldso/dynlink.c +++ b/src/ldso/dynlink.c @@ -403,16 +403,16 @@ error: return 0; } -static int path_open(const char *name, const char *search, char *buf, size_t buf_size) +static int path_open(const char *name, const char *s, char *buf, size_t buf_size) { - const char *s=search, *z; - int l, fd; + size_t l; + int fd; for (;;) { - while (*s==':') s++; - if (!*s) return -1; - z = strchr(s, ':'); - l = z ? z-s : strlen(s); - snprintf(buf, buf_size, "%.*s/%s", l, s, name); + s += strspn(s, ":\n"); + l = strcspn(s, ":\n"); + if (l-1 >= INT_MAX) return -1; + if (snprintf(buf, buf_size, "%.*s/%s", (int)l, s, name) >= buf_size) + continue; if ((fd = open(buf, O_RDONLY|O_CLOEXEC))>=0) return fd; s += l; } |