diff options
| -rw-r--r-- | sshfs.c | 5 |
1 files changed, 4 insertions, 1 deletions
@@ -10,6 +10,7 @@ #include <fuse.h> #include <fuse_opt.h> +#include <assert.h> #include <stdio.h> #include <stdlib.h> #include <unistd.h> @@ -1149,6 +1150,8 @@ static int sshfs_readlink(const char *path, char *linkbuf, size_t size) struct buffer buf; struct buffer name; + assert(size > 0); + if (sshfs.server_version < 3) return -EPERM; @@ -1160,7 +1163,7 @@ static int sshfs_readlink(const char *path, char *linkbuf, size_t size) char *link; err = -EIO; if(buf_get_uint32(&name, &count) != -1 && count == 1 && - buf_get_string(&name, &link) != -1 && size > 0) { + buf_get_string(&name, &link) != -1) { if (link[0] == '/' && sshfs.symlink_prefix_len) { size_t len = sshfs.symlink_prefix_len; if (len > size - 1) |