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* [PATCH] ext4: Check for the correct error return from ext4_ext_get_blocks
@ 2007-12-03 10:27 Aneesh Kumar K.V
  2007-12-03 15:37 ` Eric Sandeen
  0 siblings, 1 reply; 2+ messages in thread
From: Aneesh Kumar K.V @ 2007-12-03 10:27 UTC (permalink / raw)
  To: akpm; +Cc: linux-ext4, Aneesh Kumar K.V

ext4_ext_get_blocks returns negative values on error. We should
check for  <= 0

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
---
 fs/ext4/extents.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index a2475d4..ce57245 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -2558,8 +2558,8 @@ retry:
 		ret = ext4_ext_get_blocks(handle, inode, block,
 					  max_blocks, &map_bh,
 					  EXT4_CREATE_UNINITIALIZED_EXT, 0);
-		WARN_ON(!ret);
-		if (!ret) {
+		WARN_ON(ret <= 0);
+		if (ret <= 0) {
 			ext4_error(inode->i_sb, "ext4_fallocate",
 				   "ext4_ext_get_blocks returned 0! inode#%lu"
 				   ", block=%llu, max_blocks=%llu",
-- 
1.5.3.6.985.g65c6a4-dirty

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] ext4: Check for the correct error return from ext4_ext_get_blocks
  2007-12-03 10:27 [PATCH] ext4: Check for the correct error return from ext4_ext_get_blocks Aneesh Kumar K.V
@ 2007-12-03 15:37 ` Eric Sandeen
  0 siblings, 0 replies; 2+ messages in thread
From: Eric Sandeen @ 2007-12-03 15:37 UTC (permalink / raw)
  To: Aneesh Kumar K.V; +Cc: akpm, linux-ext4

Aneesh Kumar K.V wrote:
> ext4_ext_get_blocks returns negative values on error. We should
> check for  <= 0
> 
> Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
> ---
>  fs/ext4/extents.c |    4 ++--
>  1 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
> index a2475d4..ce57245 100644
> --- a/fs/ext4/extents.c
> +++ b/fs/ext4/extents.c
> @@ -2558,8 +2558,8 @@ retry:
>  		ret = ext4_ext_get_blocks(handle, inode, block,
>  					  max_blocks, &map_bh,
>  					  EXT4_CREATE_UNINITIALIZED_EXT, 0);
> -		WARN_ON(!ret);
> -		if (!ret) {
> +		WARN_ON(ret <= 0);
> +		if (ret <= 0) {
>  			ext4_error(inode->i_sb, "ext4_fallocate",
>  				   "ext4_ext_get_blocks returned 0! inode#%lu"
>  				   ", block=%llu, max_blocks=%llu",

Need to change the "returned 0!" part of the error to "returned %d!"
then too, I guess?

-Eric

^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2007-12-03 15:54 UTC | newest]

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2007-12-03 10:27 [PATCH] ext4: Check for the correct error return from ext4_ext_get_blocks Aneesh Kumar K.V
2007-12-03 15:37 ` Eric Sandeen

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