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Diffstat (limited to 'fs/cifs/cifssmb.c')
-rw-r--r--fs/cifs/cifssmb.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c
index 5657b79dbc99..41329f41a599 100644
--- a/fs/cifs/cifssmb.c
+++ b/fs/cifs/cifssmb.c
@@ -5027,6 +5027,13 @@ oldQFSInfoRetry:
le16_to_cpu(response_data->BytesPerSector) *
le32_to_cpu(response_data->
SectorsPerAllocationUnit);
+ /*
+ * much prefer larger but if server doesn't report
+ * a valid size than 4K is a reasonable minimum
+ */
+ if (FSData->f_bsize < 512)
+ FSData->f_bsize = 4096;
+
FSData->f_blocks =
le32_to_cpu(response_data->TotalAllocationUnits);
FSData->f_bfree = FSData->f_bavail =
@@ -5107,6 +5114,13 @@ QFSInfoRetry:
le32_to_cpu(response_data->BytesPerSector) *
le32_to_cpu(response_data->
SectorsPerAllocationUnit);
+ /*
+ * much prefer larger but if server doesn't report
+ * a valid size than 4K is a reasonable minimum
+ */
+ if (FSData->f_bsize < 512)
+ FSData->f_bsize = 4096;
+
FSData->f_blocks =
le64_to_cpu(response_data->TotalAllocationUnits);
FSData->f_bfree = FSData->f_bavail =
@@ -5470,6 +5484,13 @@ QFSPosixRetry:
data_offset);
FSData->f_bsize =
le32_to_cpu(response_data->BlockSize);
+ /*
+ * much prefer larger but if server doesn't report
+ * a valid size than 4K is a reasonable minimum
+ */
+ if (FSData->f_bsize < 512)
+ FSData->f_bsize = 4096;
+
FSData->f_blocks =
le64_to_cpu(response_data->TotalBlocks);
FSData->f_bfree =