diff options
author | Arnd Bergmann <arnd@arndb.de> | 2024-03-13 19:36:56 +0300 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-04-03 16:32:45 +0300 |
commit | 63ea4008399446aa123359f7a7693fcc213aad56 (patch) | |
tree | 06a118860ba78b7265a2d8f038aa5fb153dedf3d /drivers/staging | |
parent | f4ff08fab66eb5c0b97e1a24edac052fb40bf5d7 (diff) | |
download | linux-63ea4008399446aa123359f7a7693fcc213aad56.tar.xz |
staging: vc04_services: changen strncpy() to strscpy_pad()
commit ef25725b7f8aaffd7756974d3246ec44fae0a5cf upstream.
gcc-14 warns about this strncpy() that results in a non-terminated
string for an overflow:
In file included from include/linux/string.h:369,
from drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c:20:
In function 'strncpy',
inlined from 'create_component' at drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c:940:2:
include/linux/fortify-string.h:108:33: error: '__builtin_strncpy' specified bound 128 equals destination size [-Werror=stringop-truncation]
Change it to strscpy_pad(), which produces a properly terminated and
zero-padded string.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Dan Carpenter <dan.carpenter@linaro.org>
Link: https://lore.kernel.org/r/20240313163712.224585-1-arnd@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging')
-rw-r--r-- | drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c b/drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c index 258aa0e37f55..6ca5797aeae5 100644 --- a/drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c +++ b/drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c @@ -937,8 +937,8 @@ static int create_component(struct vchiq_mmal_instance *instance, /* build component create message */ m.h.type = MMAL_MSG_TYPE_COMPONENT_CREATE; m.u.component_create.client_component = component->client_component; - strncpy(m.u.component_create.name, name, - sizeof(m.u.component_create.name)); + strscpy_pad(m.u.component_create.name, name, + sizeof(m.u.component_create.name)); ret = send_synchronous_mmal_msg(instance, &m, sizeof(m.u.component_create), |