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Need to open directory fd before using bindat().

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This commit is contained in:
Jakub Klama 2016-02-21 14:51:08 -08:00
parent ab8fd88af2
commit 50acc73d55
1 changed files with 13 additions and 1 deletions
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14
backend/fs.c
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@ -304,6 +304,7 @@ fs_create(void *softc, struct l9p_request *req)
struct stat st;
char *newname;
mode_t mode = req->lr_req.tcreate.perm & 0777;
int fd;
assert(file != NULL);
@ -349,12 +350,23 @@ fs_create(void *softc, struct l9p_request *req)
sun.sun_len = sizeof(struct sockaddr_un);
strncpy(sun.sun_path, req->lr_req.tcreate.name,
sizeof(sun.sun_path));
fd = open(file->name, O_RDONLY);
if (fd < 0) {
l9p_respond(req, errno);
return;
}
if (bindat(dirfd(file->dir), s, (struct sockaddr *)&sun,
if (bindat(fd, s, (struct sockaddr *)&sun,
sun.sun_len) < 0) {
l9p_respond(req, errno);
return;
}
if (close(fd) != 0) {
l9p_respond(req, errno);
return;
}
if (close(s) != 0) {
l9p_respond(req, errno);