Re: [PATCH] apply: fix segfault

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Johannes Schindelin <Johannes.Schindelin@xxxxxx> writes:

> When the patch reports a line number that is larger than the number of
> lines in the current version of the file, git-apply used to segfault.

I have to wonder if the correct fix should be like this
instead.  Under that condition, I think computation of the
initial "try" value already oversteps the line[] array for the
original image.

diff --git a/builtin-apply.c b/builtin-apply.c
index 2b8ba81..177f541 100644
--- a/builtin-apply.c
+++ b/builtin-apply.c
@@ -1809,6 +1809,9 @@ static int find_pos(struct image *img,
 	else if (match_end)
 		line = img->nr - preimage->nr;
 
+	if (line > preimage->nr)
+		line = preimage->nr;
+
 	try = 0;
 	for (i = 0; i < line; i++)
 		try += img->line[i].len;


-
To unsubscribe from this list: send the line "unsubscribe git" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html

[Index of Archives]     [Linux Kernel Development]     [Gcc Help]     [IETF Annouce]     [DCCP]     [Netdev]     [Networking]     [Security]     [V4L]     [Bugtraq]     [Yosemite]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Linux SCSI]     [Fedora Users]

  Powered by Linux