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smb3: fix posix extensions mount option

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We were incorrectly initializing the posix extensions in the
conversion to the new mount API.

CC: <stable@vger.kernel.org> # 5.11+
Reported-by: Christian Brauner <christian.brauner@ubuntu.com>
Acked-by: Christian Brauner <christian.brauner@ubuntu.com>
Suggested-by: Namjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
This commit is contained in:
Steve French 2021-08-23 13:52:12 -05:00
parent d72c74197b
commit 7321be2663
1 changed files with 9 additions and 2 deletions
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11
fs/cifs/fs_context.c
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@ -1266,10 +1266,17 @@ static int smb3_fs_context_parse_param(struct fs_context *fc,
ctx->posix_paths = 1;
break;
case Opt_unix:
if (result.negated)
if (result.negated) {
if (ctx->linux_ext == 1)
pr_warn_once("conflicting posix mount options specified\n");
ctx->linux_ext = 0;
else
ctx->no_linux_ext = 1;
} else {
if (ctx->no_linux_ext == 1)
pr_warn_once("conflicting posix mount options specified\n");
ctx->linux_ext = 1;
ctx->no_linux_ext = 0;
}
break;
case Opt_nocase:
ctx->nocase = 1;