fs: ext4: fix symlink read function
From U-Boot commit: | commit 37f23885e4905ff500a8524328aa3084ac11cdb4 | Author: Ronald Zachariah <rozachar@cisco.com> | Date: Thu Apr 28 07:08:34 2016 +0200 | | fs: ext4: fix symlink read function | | The function ext4fs_read_symlink was unable to handle a symlink | which had target name of exactly 60 characters. | | Signed-off-by: Ronald Zachariah <rozachar@cisco.com> | Signed-off-by: Stefan Roese <sr@denx.de> | Reviewed-by: Stephen Warren <swarren@nvidia.com> | Cc: Tom Rini <trini@konsulko.com> Signed-off-by: Antony Pavlov <antonynpavlov@gmail.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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@ -377,7 +377,7 @@ char *ext4fs_read_symlink(struct ext2fs_node *node)
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if (!symlink)
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return 0;
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if (__le32_to_cpu(diro->inode.size) <= 60) {
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if (__le32_to_cpu(diro->inode.size) < sizeof(diro->inode.b.symlink)) {
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strncpy(symlink, diro->inode.b.symlink,
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__le32_to_cpu(diro->inode.size));
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} else {
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