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fs: ext4: fix symlink read function

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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>
This commit is contained in:
Ronald Zachariah 2016-04-28 07:08:34 +02:00 committed by Tom Rini
parent b525556e63
commit 37f23885e4
1 changed files with 1 additions and 1 deletions
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2
fs/ext4/ext4_common.c
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@ -2040,7 +2040,7 @@ static char *ext4fs_read_symlink(struct ext2fs_node *node)
if (!symlink)
return 0;
if (__le32_to_cpu(diro->inode.size) <= 60) {
if (__le32_to_cpu(diro->inode.size) < sizeof(diro->inode.b.symlink)) {
strncpy(symlink, diro->inode.b.symlink,
__le32_to_cpu(diro->inode.size));
} else {