Commit 4dd41c7d authored by Mark Andrews's avatar Mark Andrews
Browse files

4218. [bug] Potential null pointer dereference on out of memory ...

4218.   [bug]           Potential null pointer dereference on out of memory                             if mmap is not supported. [RT #40777]
parent cc52a160
4218. [bug] Potential null pointer dereference on out of memory if mmap is not supported. [RT #40777]
4217. [protocol] Add support for CSYNC. [RT #40532]
4216. [cleanup] Silence static analysis warnings. [RT #40649]
......
......@@ -678,6 +678,9 @@ isc_file_mmap(void *addr, size_t len, int prot,
len = end - offset;
buf = malloc(len);
if (buf == NULL)
return (NULL);
ret = read(fd, buf, len);
if (ret != (ssize_t) len) {
free(buf);
......
......@@ -757,6 +757,9 @@ isc_file_mmap(void *addr, size_t len, int prot,
len = end - offset;
buf = malloc(len);
if (buf == NULL)
return (NULL);
ret = read(fd, buf, (unsigned int) len);
if (ret != (ssize_t) len) {
free(buf);
......
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