diff: handle read(2) failures

MFC After:	1 week

This commit is contained in:

Baptiste Daroussin

2026-03-26 10:25:21 +01:00

parent 33424fd50e

commit 9b98c4b053

1 changed files with 5 additions and 0 deletions

									
										usr.bin/diff/diffreg.c
									
		+5
		
												View File
												
				@@ -542,6 +542,11 @@ opentemp(const char *f)

							return (NULL);

						}

					}

					if (nread == -1) {

						close(ifd);

						close(ofd);

						return (NULL);

					}

					close(ifd);

					lseek(ofd, (off_t)0, SEEK_SET);

					return (fdopen(ofd, "r"));