Messages in this thread Patch in this message | | | Date | Thu, 23 Mar 2006 15:10:11 +0800 | From | "Luke Yang" <> | Subject | [PATCH] Fix bug: flat binary loader doesn't check fd table full |
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Hi all,
In the binfmt_flat.c, the flat binary loader should check file descriptor table and install the fd on the file.
diff --git a/fs/binfmt_flat.c b/fs/binfmt_flat.c index 108d56b..6388187 100644 --- a/fs/binfmt_flat.c +++ b/fs/binfmt_flat.c @@ -493,6 +493,13 @@ static int load_flat_file(struct linux_b if (data_len + bss_len > rlim) return -ENOMEM;
+ /* check file descriptor */ + int retval = get_unused_fd(); + if (retval < 0) + return -EMFILE; + get_file(bprm->file); + fd_install(retval, bprm->file); + /* Flush all traces of the currently running executable */ if (id == 0) { result = flush_old_exec(bprm); signed-off-by: Luke Yang <luke.adi@gmail.com> -- Best regards, Luke Yang magic.yyang@gmail.com; luke.adi@gmail.com - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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