From: Vitaly Wool Date: Tue, 6 Mar 2007 14:01:04 +0000 (+0300) Subject: [JFFS2] Fix writebuffer recovery in the first page of a block X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=180bfb31fef77815d56b875d4f28d353fdc87bf8;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git [JFFS2] Fix writebuffer recovery in the first page of a block For the case when nand_write_page fail with -EIO for the first page in an eraseblock, jffs2_wbuf_recover ends up producing a BUG in jffs2_block_refile as jeb->first_node is not yet set up (it's set up later in jffs2_wbuf_recover). This BUG is not really a bug; it's just jffs2_wbuf_recover calling jffs2_block_refile with the wrong second parameter. This patch takes care of this situation. Signed-off-by: Vitaly Wool Signed-off-by: Thomas Gleixner Signed-off-by: David Woodhouse --- diff --git a/fs/jffs2/wbuf.c b/fs/jffs2/wbuf.c index de718e3a1692..23028b384418 100644 --- a/fs/jffs2/wbuf.c +++ b/fs/jffs2/wbuf.c @@ -238,7 +238,10 @@ static void jffs2_wbuf_recover(struct jffs2_sb_info *c) jeb = &c->blocks[c->wbuf_ofs / c->sector_size]; spin_lock(&c->erase_completion_lock); - jffs2_block_refile(c, jeb, REFILE_NOTEMPTY); + if (c->wbuf_ofs % c->mtd->erasesize) + jffs2_block_refile(c, jeb, REFILE_NOTEMPTY); + else + jffs2_block_refile(c, jeb, REFILE_ANYWAY); spin_unlock(&c->erase_completion_lock); BUG_ON(!ref_obsolete(jeb->last_node));