Commit c34fea5a authored by Paulo Alcantara's avatar Paulo Alcantara Committed by Steve French
Browse files

cifs: Skip any trailing backslashes from UNC 



When extracting hostname from UNC, check for leading backslashes
before trying to remove them.

Signed-off-by: default avatarPaulo Alcantara <palcantara@suse.de>
Reviewed-by: default avatarAurelien Aptel <aaptel@suse.com>
Signed-off-by: default avatarSteve French <stfrench@microsoft.com>
parent 56c762eb

fs/cifs/connect.c

+6 −1
Original line number Diff line number Diff line
@@ -1044,7 +1044,12 @@ extract_hostname(const char *unc) 


	/* skip double chars at beginning of string */

	/* BB: check validity of these bytes? */

	src = unc + 2;

	if (strlen(unc) < 3)

		return ERR_PTR(-EINVAL);

	for (src = unc; *src && *src == '\\'; src++)

		;

	if (!*src)

		return ERR_PTR(-EINVAL);



	/* delimiter between hostname and sharename is always '\\' now */

	delim = strchr(src, '\\');

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