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fix memory leak in sendfile()

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FILE *fp is not closed.
This commit is contained in:
Hiltjo Posthuma 2017-06-27 21:39:24 +02:00 committed by Laslo Hunhold
parent a551445fba
commit 3efce07af9
1 changed files with 13 additions and 5 deletions
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18
quark.c
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@ -407,12 +407,14 @@ sendfile(int fd, char *name, struct request *r, struct stat *st, char *mime,
/* open file */
if (!(fp = fopen(name, "r"))) {
return sendstatus(fd, S_FORBIDDEN);
s = sendstatus(fd, S_FORBIDDEN);
goto cleanup;
}
/* seek to lower bound */
if (fseek(fp, lower, SEEK_SET)) {
return sendstatus(fd, S_INTERNAL_SERVER_ERROR);
s = sendstatus(fd, S_INTERNAL_SERVER_ERROR);
goto cleanup;
}
/* send header as late as possible */
@ -428,16 +430,19 @@ sendfile(int fd, char *name, struct request *r, struct stat *st, char *mime,
"Content-Length: %zu\r\n",
s, status_str[s], timestamp(0, t1),
timestamp(st->st_mtim.tv_sec, t2), mime, upper - lower) < 0) {
return S_REQUEST_TIMEOUT;
s = S_REQUEST_TIMEOUT;
goto cleanup;
}
if (range) {
if (dprintf(fd, "Content-Range: bytes %zu-%zu/%zu\r\n",
lower, upper - 1, st->st_size) < 0) {
return S_REQUEST_TIMEOUT;
s = S_REQUEST_TIMEOUT;
goto cleanup;
}
}
if (dprintf(fd, "\r\n") < 0) {
return S_REQUEST_TIMEOUT;
s = S_REQUEST_TIMEOUT;
goto cleanup;
}
if (r->method == M_GET) {
@ -460,6 +465,9 @@ sendfile(int fd, char *name, struct request *r, struct stat *st, char *mime,
}
}
}
cleanup:
if (fp)
fclose(fp);
return s;
}