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(parent: 04440c0) | patch
tools: gpio-hammer: Avoid potential overflow in main
authorGabriel Ravier <gabravier@gmail.com>
Thu, 12 Mar 2020 14:50:21 +0000 (15:50 +0100)
committerBartosz Golaszewski <bgolaszewski@baylibre.com>
Wed, 25 Mar 2020 08:50:45 +0000 (09:50 +0100)
commitba64420bf5e6fc1c48658e4c4b23b4f09f9a2981
tree3e2b25ad26ca3a3c3a708a108c74e98c6d624518tree | snapshot
parent04440c0e85aa83dcaa74bd3ffbaa940075933bcecommit | diff
tools: gpio-hammer: Avoid potential overflow in main

If '-o' was used more than 64 times in a single invocation of gpio-hammer,
this could lead to an overflow of the 'lines' array. This commit fixes
this by avoiding the overflow and giving a proper diagnostic back to the
user

Signed-off-by: Gabriel Ravier <gabravier@gmail.com>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
tools/gpio/gpio-hammer.c diff | blob | history
Linux Kernel Source Tree.