[PATCH] jffs2: avoid divide-by-zero (e96fb230) · Commits · e / devices / android_kernel_fairphone_FP3

fs/jffs2/scan.c

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -233,7 +233,7 @@ int jffs2_scan_medium(struct jffs2_sb_info *c)
	c->nextblock->dirty_size = 0;		c->nextblock->dirty_size = 0;
	}		}
	#ifdef CONFIG_JFFS2_FS_WRITEBUFFER		#ifdef CONFIG_JFFS2_FS_WRITEBUFFER
	if (!jffs2_can_mark_obsolete(c) && c->nextblock && (c->nextblock->free_size % c->wbuf_pagesize)) {		if (!jffs2_can_mark_obsolete(c) && c->wbuf_pagesize && c->nextblock && (c->nextblock->free_size % c->wbuf_pagesize)) {
	/* If we're going to start writing into a block which already		/* If we're going to start writing into a block which already
	contains data, and the end of the data isn't page-aligned,		contains data, and the end of the data isn't page-aligned,
	skip a little and align it. */		skip a little and align it. */