lkml.org 
[lkml]   [2020]   [Sep]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH RESEND 3/5] staging: media: atomisp: Don't do unnecessary zeroing of memory
Date
In a few places in pci/sh_css_params.c, memset is used to zero memory
immediately before it is freed. As none of these structs appear to
contain sensitive information, just remove the calls to memset.

Suggested-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Alex Dewar <alex.dewar90@gmail.com>
---
drivers/staging/media/atomisp/pci/sh_css_params.c | 6 ------
1 file changed, 6 deletions(-)

diff --git a/drivers/staging/media/atomisp/pci/sh_css_params.c b/drivers/staging/media/atomisp/pci/sh_css_params.c
index 2c67c23b3700..24fc497bd491 100644
--- a/drivers/staging/media/atomisp/pci/sh_css_params.c
+++ b/drivers/staging/media/atomisp/pci/sh_css_params.c
@@ -4378,7 +4378,6 @@ ia_css_3a_statistics_free(struct ia_css_3a_statistics *me)
if (me) {
kvfree(me->rgby_data);
kvfree(me->data);
- memset(me, 0, sizeof(struct ia_css_3a_statistics));
kvfree(me);
}
}
@@ -4417,7 +4416,6 @@ ia_css_dvs_statistics_free(struct ia_css_dvs_statistics *me)
if (me) {
kvfree(me->hor_proj);
kvfree(me->ver_proj);
- memset(me, 0, sizeof(struct ia_css_dvs_statistics));
kvfree(me);
}
}
@@ -4459,7 +4457,6 @@ ia_css_dvs_coefficients_free(struct ia_css_dvs_coefficients *me)
if (me) {
kvfree(me->hor_coefs);
kvfree(me->ver_coefs);
- memset(me, 0, sizeof(struct ia_css_dvs_coefficients));
kvfree(me);
}
}
@@ -4551,7 +4548,6 @@ ia_css_dvs2_statistics_free(struct ia_css_dvs2_statistics *me)
kvfree(me->ver_prod.odd_imag);
kvfree(me->ver_prod.even_real);
kvfree(me->ver_prod.even_imag);
- memset(me, 0, sizeof(struct ia_css_dvs2_statistics));
kvfree(me);
}
}
@@ -4635,7 +4631,6 @@ ia_css_dvs2_coefficients_free(struct ia_css_dvs2_coefficients *me)
kvfree(me->ver_coefs.odd_imag);
kvfree(me->ver_coefs.even_real);
kvfree(me->ver_coefs.even_imag);
- memset(me, 0, sizeof(struct ia_css_dvs2_coefficients));
kvfree(me);
}
}
@@ -4710,7 +4705,6 @@ ia_css_dvs2_6axis_config_free(struct ia_css_dvs_6axis_config *dvs_6axis_config)
kvfree(dvs_6axis_config->ycoords_y);
kvfree(dvs_6axis_config->xcoords_uv);
kvfree(dvs_6axis_config->ycoords_uv);
- memset(dvs_6axis_config, 0, sizeof(struct ia_css_dvs_6axis_config));
kvfree(dvs_6axis_config);
}
}
--
2.28.0
\
 
 \ /
  Last update: 2020-09-21 23:56    [W:0.113 / U:2.244 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site