makefs: free buf in case of error

CID: 270190 Submitted by: Siva Mahadevan <smahadevan@freebsdfoundation.org> Reported by: Coverity Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D11011
svn path=/head/; revision=319342
2017-05-31 16:28:29 +00:00 · 2017-05-31 16:28:29 +00:00 · 5d7af8bb02 · 2020-12-20 02:59:44 +00:00
commit 5d7af8bb02
parent c2676069cb
1 changed files with 1 additions and 0 deletions
--- a/usr.sbin/makefs/ffs.c
+++ b/usr.sbin/makefs/ffs.c
@ -523,6 +523,7 @@ ffs_create_image(const char *image, fsinfo_t *fsopts)
 	if (fsopts->offset != 0)
 		if (lseek(fsopts->fd, fsopts->offset, SEEK_SET) == -1) {
 			warn("can't seek");
+			free(buf);
 			return -1;
 		}