Re: [sheepdog] [PATCH] bs_sheepdog.c: fix memory leak issues in sd_open()

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At Thu, 31 Oct 2013 17:36:34 +0900,
Ryusuke Konishi wrote:
> 
> This fixes memory leak issues in sd_open function which were brought
> by the patch titled "bs_sheepdog.c: support various VDI options in
> --backing-store option" (commit:
> f282f83c036e298f316ef64d1e51aff3f57b9eaf).
> 
> The current sd_open function doesn't free locally allocated string
> "orig_filename" nor restores "filename" argument temporarily broken
> for parsing VDI options when unknown protocol was specified or tcp
> port number was malformed.
> 
> Signed-off-by: Ryusuke Konishi <konishi.ryusuke@xxxxxxxxxxxxx>
> ---
>  usr/bs_sheepdog.c |    6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)

Looks good to me. Thanks for catching.
Reviewed-by: Hitoshi Mitake <mitake.hitoshi@xxxxxxxxxxxxx>

> 
> diff --git a/usr/bs_sheepdog.c b/usr/bs_sheepdog.c
> index 8bb5c80..7341708 100644
> --- a/usr/bs_sheepdog.c
> +++ b/usr/bs_sheepdog.c
> @@ -962,7 +962,8 @@ static int sd_open(struct sheepdog_access_info *ai, char *filename, int flags)
>  			} else {
>  				eprintf("unknown protocol of sheepdog vdi:"\
>  					" %s\n", result);
> -				return -1;
> +				ret = -1;
> +				goto out;
>  			}
>  			break;
>  		case EXPECT_PATH:
> @@ -979,7 +980,8 @@ static int sd_open(struct sheepdog_access_info *ai, char *filename, int flags)
>  				if (!isdigit(result[i])) {
>  					eprintf("invalid tcp port number:"\
>  						" %s\n", result);
> -					return -1;
> +					ret = -1;
> +					goto out;
>  				}
>  			}
>  
> -- 
> 1.7.9.3
> 
> -- 
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> sheepdog@xxxxxxxxxxxxxx
> http://lists.wpkg.org/mailman/listinfo/sheepdog
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