loader: alloc_pread() should set errno if malloc fails

We may want to find out why alloc_pread() failed.
2020-02-23 15:21:15 +00:00 · 2020-02-23 15:21:15 +00:00 · 91e697162c
commit 91e697162c
parent fe20aaec0a
1 changed files with 1 additions and 0 deletions
--- a/stand/common/misc.c
+++ b/stand/common/misc.c
@ -149,6 +149,7 @@ alloc_pread(int fd, off_t off, size_t len)
 #ifdef DEBUG
 		printf("\nmalloc(%d) failed\n", (int)len);
 #endif
+		errno = ENOMEM;
 		return (NULL);
 	}
 	if (lseek(fd, off, SEEK_SET) == -1) {