bsdiff-portable

commit f84511ead31c2c690698fd4af8b12fb0f1c339f6
parent 394a89f23ca1ede2bd098e2f76279c42a9cd2f8a
Author: Stephen Gregoratto <dev@sgregoratto.me>
Date:   Thu, 24 Sep 2020 16:01:16 +1000

fix memory allocation sizes

Files were being allocated as buffers of off_t, which is 8x the original
size! Same for the diff/extra blocks.

Diffstat:
M
bsdiff.c
 | 
2
+-
M
util.c
 | 
2
+-

2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/bsdiff.c b/bsdiff.c
@@ -125,7 +125,7 @@ main(int argc, char **argv)
 		err(1, "pledge");
 #endif
 
-	if ((dbuf = reallocarray(NULL, newsize + 1, sizeof(off_t))) == NULL)
+	if ((dbuf = reallocarray(NULL, newsize + 1, 1)) == NULL)
 		err(1, "reallocarray");
 	filelen = 0;
 
diff --git a/util.c b/util.c
@@ -272,7 +272,7 @@ readfile(char *path, off_t *size, struct stat *st)
 	 * try to malloc(0) and get a NULL pointer.
 	 */
 	*size = st->st_size;
-	if ((buf = reallocarray(NULL, *size + 1, sizeof(off_t))) == NULL)
+	if ((buf = reallocarray(NULL, *size + 1, 1)) == NULL)
 		err(1, "%s: reallocarray", path);
 
 	if (read(fd, buf, *size) == -1)