We should verify that "ix < max_len" before we test whether we have
reached the NUL terminator.
Fixes: a49d25364dfb ("staging/atomisp: Add support for the Intel IPU v2")
Reported-by: David Binderman <dcb314@xxxxxxxxxxx>
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/hive_isp_css_include/string_support.h b/drivers/staging/media/atomisp/pci/atomisp2/css2400/hive_isp_css_include/string_support.h
index 568631698a3d..74b5a1c7ac9a 100644
--- a/drivers/staging/media/atomisp/pci/atomisp2/css2400/hive_isp_css_include/string_support.h
+++ b/drivers/staging/media/atomisp/pci/atomisp2/css2400/hive_isp_css_include/string_support.h
@@ -72,9 +72,8 @@ static size_t strnlen_s(
return 0;
}
- for (ix=0;
- ((src_str[ix] != '\0') && (ix< max_len));
- ++ix) /*Nothing else to do*/;
+ for (ix = 0; ix < max_len && src_str[ix] != '\0'; ix++)
+ ;
/* On Error, it will return src_size == max_len*/
return ix;
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