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author | Álvaro Fernández Rojas <noltari@gmail.com> | 2020-02-29 09:25:20 +0100 |
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committer | Álvaro Fernández Rojas <noltari@gmail.com> | 2020-02-29 12:50:51 +0100 |
commit | a1383655cfaa71609d6236ae0fcf3b6047462b98 (patch) | |
tree | c6f123859e0dfcfaa6c1063eda26f27e208d3cac /target/linux/bcm27xx/patches-5.4/950-0181-staging-bcm2835-codec-variable-vb2-may-be-used-unini.patch | |
parent | a8aa974a9dfb4cba484dc4c1e4207fd9ec803410 (diff) | |
download | upstream-a1383655cfaa71609d6236ae0fcf3b6047462b98.tar.gz upstream-a1383655cfaa71609d6236ae0fcf3b6047462b98.tar.bz2 upstream-a1383655cfaa71609d6236ae0fcf3b6047462b98.zip |
bcm27xx: add linux 5.4 support
Tested on bcm2710 (Raspberry Pi 3B).
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0181-staging-bcm2835-codec-variable-vb2-may-be-used-unini.patch')
-rw-r--r-- | target/linux/bcm27xx/patches-5.4/950-0181-staging-bcm2835-codec-variable-vb2-may-be-used-unini.patch | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0181-staging-bcm2835-codec-variable-vb2-may-be-used-unini.patch b/target/linux/bcm27xx/patches-5.4/950-0181-staging-bcm2835-codec-variable-vb2-may-be-used-unini.patch new file mode 100644 index 0000000000..ecb867ba89 --- /dev/null +++ b/target/linux/bcm27xx/patches-5.4/950-0181-staging-bcm2835-codec-variable-vb2-may-be-used-unini.patch @@ -0,0 +1,37 @@ +From ecf1a0cc8481cbfa9c118349930a58ce36605c38 Mon Sep 17 00:00:00 2001 +From: Dave Stevenson <dave.stevenson@raspberrypi.org> +Date: Thu, 24 Jan 2019 16:40:01 +0000 +Subject: [PATCH] staging: bcm2835-codec: variable vb2 may be used + uninitialised + +In op_buffer_cb, the failure path checked whether there was +an associated vb2 buffer before the variable vb2 had been +assigned. + +Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org> +--- + .../vc04_services/bcm2835-codec/bcm2835-v4l2-codec.c | 6 +++--- + 1 file changed, 3 insertions(+), 3 deletions(-) + +--- a/drivers/staging/vc04_services/bcm2835-codec/bcm2835-v4l2-codec.c ++++ b/drivers/staging/vc04_services/bcm2835-codec/bcm2835-v4l2-codec.c +@@ -634,6 +634,9 @@ static void op_buffer_cb(struct vchiq_mm + __func__, status, mmal_buf, mmal_buf->length, + mmal_buf->mmal_flags, mmal_buf->pts); + ++ buf = container_of(mmal_buf, struct m2m_mmal_buffer, mmal); ++ vb2 = &buf->m2m.vb; ++ + if (status) { + /* error in transfer */ + if (vb2) { +@@ -658,9 +661,6 @@ static void op_buffer_cb(struct vchiq_mm + return; + } + +- buf = container_of(mmal_buf, struct m2m_mmal_buffer, mmal); +- vb2 = &buf->m2m.vb; +- + v4l2_dbg(3, debug, &ctx->dev->v4l2_dev, "%s: length %lu, flags %x, idx %u\n", + __func__, mmal_buf->length, mmal_buf->mmal_flags, + vb2->vb2_buf.index); |