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Fix ext2 symlink bug.

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rip->i_size is a target length without trailing '\0'.

Reported by Ben Gras.
This commit is contained in:
Evgeniy Ivanov
2011-08-29 23:36:48 +04:00
committed by Ben Gras
parent 7f24c2b3ca
commit 4806f7c308
2 changed files with 3 additions and 3 deletions
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4
servers/ext2/path.c
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@@ -305,7 +305,7 @@ char *suffix; /* current remaining path. Has to point in the
llen = (size_t) rip->i_size;
if (llen > MAX_FAST_SYMLINK_LENGTH) {
if (llen >= MAX_FAST_SYMLINK_LENGTH) {
/* normal symlink */
if ((blink = read_map(rip, (off_t) 0)) == NO_BLOCK)
return(EIO);
@@ -358,7 +358,7 @@ char *suffix; /* current remaining path. Has to point in the
/* Everything is set, now copy the expanded link to user_path */
memmove(user_path, sp, llen);
if (llen > MAX_FAST_SYMLINK_LENGTH)
if (llen >= MAX_FAST_SYMLINK_LENGTH)
put_block(bp, DIRECTORY_BLOCK);
return(OK);