[XFS] Fix follow_link when dealing with symlinks larger than 256 bytes.
Thanks to Yamamoto Takashi. SGI-PV: 947953 SGI-Modid: xfs-linux-melb:xfs-kern:24962a Signed-off-by: Nathan Scott <nathans@sgi.com>
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1 changed files with 4 additions and 4 deletions
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@ -546,7 +546,7 @@ linvfs_follow_link(
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ASSERT(dentry);
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ASSERT(nd);
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link = (char *)kmalloc(MAXNAMELEN+1, GFP_KERNEL);
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link = (char *)kmalloc(MAXPATHLEN+1, GFP_KERNEL);
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if (!link) {
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nd_set_link(nd, ERR_PTR(-ENOMEM));
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return NULL;
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@ -562,12 +562,12 @@ linvfs_follow_link(
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vp = LINVFS_GET_VP(dentry->d_inode);
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iov.iov_base = link;
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iov.iov_len = MAXNAMELEN;
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iov.iov_len = MAXPATHLEN;
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uio->uio_iov = &iov;
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uio->uio_offset = 0;
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uio->uio_segflg = UIO_SYSSPACE;
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uio->uio_resid = MAXNAMELEN;
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uio->uio_resid = MAXPATHLEN;
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uio->uio_iovcnt = 1;
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VOP_READLINK(vp, uio, 0, NULL, error);
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@ -575,7 +575,7 @@ linvfs_follow_link(
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kfree(link);
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link = ERR_PTR(-error);
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} else {
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link[MAXNAMELEN - uio->uio_resid] = '\0';
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link[MAXPATHLEN - uio->uio_resid] = '\0';
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}
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kfree(uio);
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