fb98d46 backup_lib.c: call strrchr() before pkg_open_root and memset — HardenedBSD-pkg

rad:z3QDZAW2FAfuLvihrhiyDC9fAD8G9

HardenedBSD Package Manager

backup_lib.c: call strrchr() before pkg_open_root and memset

rilysh committed 11 months ago

commit fb98d4683fac351b28190b8b78b7f2b63de8b86c
parent cc8d5f2

1 file changed +5 -3

modified libpkg/backup_lib.c

@@ -93,17 +93,18 @@ register_backup(struct pkgdb *db, int fd, const char *path)

 void
 backup_library(struct pkgdb *db, struct pkg *p, const char *path)
 {
 	const char *libname = strrchr(path, '/');
 	const char *libname;
 	char buf[BUFSIZ];
 	char *outbuf;
 	int from, to, backupdir;
 	ssize_t nread, nwritten;
 	if ((libname = strrchr(path, '/')) == NULL)
 		return;
 	pkg_open_root_fd(p);
 	to = -1;
 	if (libname == NULL)
 		return;
 	/* skip the initial / */
 	libname++;

@@ -141,6 +142,7 @@ backup_library(struct pkgdb *db, struct pkg *p, const char *path)

 		goto out;
 	}
 	memset(buf, '\0', sizeof(buf));
 	while ((nread = read(from, buf, sizeof(buf))) > 0) {
 		outbuf = buf;
 		do {