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staging: atomisp: silence an array overflow warning

Message ID 20170314075501.GB6022@mwanda (mailing list archive)
State New, archived
Headers show

Commit Message

Dan Carpenter March 14, 2017, 7:55 a.m. UTC 
Static checkers complain that we should check if "i" is in bounds
before we check if "var8[i]" is a NUL char.  This bug is harmless but
also easy to fix.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
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Patch

diff --git a/drivers/staging/media/atomisp/platform/intel-mid/atomisp_gmin_platform.c b/drivers/staging/media/atomisp/platform/intel-mid/atomisp_gmin_platform.c
index 65513cae93ce..1dd061f00cd9 100644
--- a/drivers/staging/media/atomisp/platform/intel-mid/atomisp_gmin_platform.c
+++ b/drivers/staging/media/atomisp/platform/intel-mid/atomisp_gmin_platform.c
@@ -669,7 +669,7 @@  int gmin_get_config_var(struct device *dev, const char *var, char *out, size_t *
 	/* Our variable names are ASCII by construction, but EFI names
 	 * are wide chars.  Convert and zero-pad. */
 	memset(var16, 0, sizeof(var16));
-	for (i=0; var8[i] && i < sizeof(var8); i++)
+	for (i = 0; i < sizeof(var8) && var8[i]; i++)
 		var16[i] = var8[i];
 
 	/* To avoid owerflows when calling the efivar API */